<?xml version="1.0" encoding="US-ASCII"?>
<!--XBRL Document Created with Wdesk from Workiva-->
<!-- -->
<link:linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/netLabel" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedNetLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedNetLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodEndLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel" xlink:type="simple" />
  <link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
    <link:label id="lab_us-gaap_AccountingPoliciesAbstract_2A1B7196E8BE078CF55EB415FDDCCE06_label_en-US" xlink:label="lab_us-gaap_AccountingPoliciesAbstract_2A1B7196E8BE078CF55EB415FDDCCE06" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounting Policies [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_2A1B7196E8BE078CF55EB415FDDCCE06" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_2A1B7196E8BE078CF55EB415FDDCCE06" xlink:to="lab_us-gaap_AccountingPoliciesAbstract_2A1B7196E8BE078CF55EB415FDDCCE06" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiscalPeriod_96E0ABEB4D8CFB9B488DB415FDDC1DF0_terseLabel_en-US" xlink:label="lab_us-gaap_FiscalPeriod_96E0ABEB4D8CFB9B488DB415FDDC1DF0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fiscal Period, Policy [Policy Text Block]</link:label>
    <link:label id="lab_us-gaap_FiscalPeriod_96E0ABEB4D8CFB9B488DB415FDDC1DF0_label_en-US" xlink:label="lab_us-gaap_FiscalPeriod_96E0ABEB4D8CFB9B488DB415FDDC1DF0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fiscal Period, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiscalPeriod" xlink:label="loc_us-gaap_FiscalPeriod_96E0ABEB4D8CFB9B488DB415FDDC1DF0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiscalPeriod_96E0ABEB4D8CFB9B488DB415FDDC1DF0" xlink:to="lab_us-gaap_FiscalPeriod_96E0ABEB4D8CFB9B488DB415FDDC1DF0" xlink:type="arc" />
    <link:label id="lab_us-gaap_UseOfEstimates_4DBAE7639D5F31E18DD4B415FDDC35DB_terseLabel_en-US" xlink:label="lab_us-gaap_UseOfEstimates_4DBAE7639D5F31E18DD4B415FDDC35DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Use of Estimates and Assumption</link:label>
    <link:label id="lab_us-gaap_UseOfEstimates_4DBAE7639D5F31E18DD4B415FDDC35DB_label_en-US" xlink:label="lab_us-gaap_UseOfEstimates_4DBAE7639D5F31E18DD4B415FDDC35DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Use of Estimates, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UseOfEstimates" xlink:label="loc_us-gaap_UseOfEstimates_4DBAE7639D5F31E18DD4B415FDDC35DB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UseOfEstimates_4DBAE7639D5F31E18DD4B415FDDC35DB" xlink:to="lab_us-gaap_UseOfEstimates_4DBAE7639D5F31E18DD4B415FDDC35DB" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProductWarrantiesDisclosuresAbstract_ED305894A909A9AD3E2DB415FDDED583_label_en-US" xlink:label="lab_us-gaap_ProductWarrantiesDisclosuresAbstract_ED305894A909A9AD3E2DB415FDDED583" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Product Warranties Disclosures [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProductWarrantiesDisclosuresAbstract" xlink:label="loc_us-gaap_ProductWarrantiesDisclosuresAbstract_ED305894A909A9AD3E2DB415FDDED583" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProductWarrantiesDisclosuresAbstract_ED305894A909A9AD3E2DB415FDDED583" xlink:to="lab_us-gaap_ProductWarrantiesDisclosuresAbstract_ED305894A909A9AD3E2DB415FDDED583" xlink:type="arc" />
    <link:label id="lab_us-gaap_StandardProductWarrantyAccrual_5476C18F5068F884AE8EB415FDDE6CEA_periodStartLabel_en-US" xlink:label="lab_us-gaap_StandardProductWarrantyAccrual_5476C18F5068F884AE8EB415FDDE6CEA" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Warranty accrual, beginning of period</link:label>
    <link:label id="lab_us-gaap_StandardProductWarrantyAccrual_5476C18F5068F884AE8EB415FDDE6CEA_label_en-US" xlink:label="lab_us-gaap_StandardProductWarrantyAccrual_5476C18F5068F884AE8EB415FDDE6CEA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Standard Product Warranty Accrual</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StandardProductWarrantyAccrual" xlink:label="loc_us-gaap_StandardProductWarrantyAccrual_5476C18F5068F884AE8EB415FDDE6CEA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StandardProductWarrantyAccrual_5476C18F5068F884AE8EB415FDDE6CEA" xlink:to="lab_us-gaap_StandardProductWarrantyAccrual_5476C18F5068F884AE8EB415FDDE6CEA" xlink:type="arc" />
    <link:label id="lab_us-gaap_StandardProductWarrantyAccrualAdditionsFromBusinessAcquisition_769656CF56B6AF838E14B415FDDE0B05_terseLabel_en-US" xlink:label="lab_us-gaap_StandardProductWarrantyAccrualAdditionsFromBusinessAcquisition_769656CF56B6AF838E14B415FDDE0B05" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Warranty liabilities assumed as a result of the Acquisition</link:label>
    <link:label id="lab_us-gaap_StandardProductWarrantyAccrualAdditionsFromBusinessAcquisition_769656CF56B6AF838E14B415FDDE0B05_label_en-US" xlink:label="lab_us-gaap_StandardProductWarrantyAccrualAdditionsFromBusinessAcquisition_769656CF56B6AF838E14B415FDDE0B05" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Standard Product Warranty Accrual, Additions from Business Acquisition</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StandardProductWarrantyAccrualAdditionsFromBusinessAcquisition" xlink:label="loc_us-gaap_StandardProductWarrantyAccrualAdditionsFromBusinessAcquisition_769656CF56B6AF838E14B415FDDE0B05" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StandardProductWarrantyAccrualAdditionsFromBusinessAcquisition_769656CF56B6AF838E14B415FDDE0B05" xlink:to="lab_us-gaap_StandardProductWarrantyAccrualAdditionsFromBusinessAcquisition_769656CF56B6AF838E14B415FDDE0B05" xlink:type="arc" />
    <link:label id="lab_us-gaap_StandardProductWarrantyAccrualWarrantiesIssued_08DE68E1BA89652C09C3B415FDDE09A5_terseLabel_en-US" xlink:label="lab_us-gaap_StandardProductWarrantyAccrualWarrantiesIssued_08DE68E1BA89652C09C3B415FDDE09A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Charges to operations</link:label>
    <link:label id="lab_us-gaap_StandardProductWarrantyAccrualWarrantiesIssued_08DE68E1BA89652C09C3B415FDDE09A5_label_en-US" xlink:label="lab_us-gaap_StandardProductWarrantyAccrualWarrantiesIssued_08DE68E1BA89652C09C3B415FDDE09A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Standard Product Warranty Accrual, Warranties Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StandardProductWarrantyAccrualWarrantiesIssued" xlink:label="loc_us-gaap_StandardProductWarrantyAccrualWarrantiesIssued_08DE68E1BA89652C09C3B415FDDE09A5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StandardProductWarrantyAccrualWarrantiesIssued_08DE68E1BA89652C09C3B415FDDE09A5" xlink:to="lab_us-gaap_StandardProductWarrantyAccrualWarrantiesIssued_08DE68E1BA89652C09C3B415FDDE09A5" xlink:type="arc" />
    <link:label id="lab_us-gaap_StandardProductWarrantyAccrualPayments_D10D36E563B94F09BE6DB415FDDE0C41_negatedLabel_en-US" xlink:label="lab_us-gaap_StandardProductWarrantyAccrualPayments_D10D36E563B94F09BE6DB415FDDE0C41" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Utilization</link:label>
    <link:label id="lab_us-gaap_StandardProductWarrantyAccrualPayments_D10D36E563B94F09BE6DB415FDDE0C41_label_en-US" xlink:label="lab_us-gaap_StandardProductWarrantyAccrualPayments_D10D36E563B94F09BE6DB415FDDE0C41" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Standard Product Warranty Accrual, Payments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StandardProductWarrantyAccrualPayments" xlink:label="loc_us-gaap_StandardProductWarrantyAccrualPayments_D10D36E563B94F09BE6DB415FDDE0C41" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StandardProductWarrantyAccrualPayments_D10D36E563B94F09BE6DB415FDDE0C41" xlink:to="lab_us-gaap_StandardProductWarrantyAccrualPayments_D10D36E563B94F09BE6DB415FDDE0C41" xlink:type="arc" />
    <link:label id="lab_us-gaap_StandardProductWarrantyAccrualPreexistingIncreaseDecrease_A1252B1C56DF20895497B415FDDE711A_terseLabel_en-US" xlink:label="lab_us-gaap_StandardProductWarrantyAccrualPreexistingIncreaseDecrease_A1252B1C56DF20895497B415FDDE711A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Changes in estimate related to pre-existing warranties</link:label>
    <link:label id="lab_us-gaap_StandardProductWarrantyAccrualPreexistingIncreaseDecrease_A1252B1C56DF20895497B415FDDE711A_label_en-US" xlink:label="lab_us-gaap_StandardProductWarrantyAccrualPreexistingIncreaseDecrease_A1252B1C56DF20895497B415FDDE711A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Standard Product Warranty Accrual, Preexisting, Increase (Decrease)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StandardProductWarrantyAccrualPreexistingIncreaseDecrease" xlink:label="loc_us-gaap_StandardProductWarrantyAccrualPreexistingIncreaseDecrease_A1252B1C56DF20895497B415FDDE711A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StandardProductWarrantyAccrualPreexistingIncreaseDecrease_A1252B1C56DF20895497B415FDDE711A" xlink:to="lab_us-gaap_StandardProductWarrantyAccrualPreexistingIncreaseDecrease_A1252B1C56DF20895497B415FDDE711A" xlink:type="arc" />
    <link:label id="lab_us-gaap_StandardProductWarrantyAccrual_EE7C19F063EF415F5008B415FDDEA39D_periodEndLabel_en-US" xlink:label="lab_us-gaap_StandardProductWarrantyAccrual_EE7C19F063EF415F5008B415FDDEA39D" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Warranty accrual, end of period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StandardProductWarrantyAccrual" xlink:label="loc_us-gaap_StandardProductWarrantyAccrual_EE7C19F063EF415F5008B415FDDEA39D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StandardProductWarrantyAccrual_EE7C19F063EF415F5008B415FDDEA39D" xlink:to="lab_us-gaap_StandardProductWarrantyAccrual_EE7C19F063EF415F5008B415FDDEA39D" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxDisclosureAbstract_554E7B7F54E5C12E29C9B415FDDF4F1E_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureAbstract_554E7B7F54E5C12E29C9B415FDDF4F1E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_554E7B7F54E5C12E29C9B415FDDF4F1E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_554E7B7F54E5C12E29C9B415FDDF4F1E" xlink:to="lab_us-gaap_IncomeTaxDisclosureAbstract_554E7B7F54E5C12E29C9B415FDDF4F1E" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_DF41AA21F91F0B2C2B11B415FDDF01B7_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_DF41AA21F91F0B2C2B11B415FDDF01B7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Taxes</link:label>
    <link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_DF41AA21F91F0B2C2B11B415FDDF01B7_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_DF41AA21F91F0B2C2B11B415FDDF01B7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock_DF41AA21F91F0B2C2B11B415FDDF01B7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxDisclosureTextBlock_DF41AA21F91F0B2C2B11B415FDDF01B7" xlink:to="lab_us-gaap_IncomeTaxDisclosureTextBlock_DF41AA21F91F0B2C2B11B415FDDF01B7" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_B5B18336705A8DEEB9CFDA63180893C1_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_B5B18336705A8DEEB9CFDA63180893C1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instruments and Hedging Activities Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_B5B18336705A8DEEB9CFDA63180893C1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_B5B18336705A8DEEB9CFDA63180893C1" xlink:to="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_B5B18336705A8DEEB9CFDA63180893C1" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_D2D86511B3DC31F94803DA631808B556_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_D2D86511B3DC31F94803DA631808B556" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Asset, Fair Value, Gross Asset</link:label>
    <link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_D2D86511B3DC31F94803DA631808B556_label_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_D2D86511B3DC31F94803DA631808B556" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Asset, Fair Value, Gross Asset</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_D2D86511B3DC31F94803DA631808B556" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_D2D86511B3DC31F94803DA631808B556" xlink:to="lab_us-gaap_DerivativeFairValueOfDerivativeAsset_D2D86511B3DC31F94803DA631808B556" xlink:type="arc" />
    <link:label id="lab_wdc_DerivativeAssetFairValueAmountOffset_17ABAFE47FA39DD1566ADA631808EC80_negatedTerseLabel_en-US" xlink:label="lab_wdc_DerivativeAssetFairValueAmountOffset_17ABAFE47FA39DD1566ADA631808EC80" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Derivative Asset, Fair Value, Amount Offset</link:label>
    <link:label id="lab_wdc_DerivativeAssetFairValueAmountOffset_17ABAFE47FA39DD1566ADA631808EC80_label_en-US" xlink:label="lab_wdc_DerivativeAssetFairValueAmountOffset_17ABAFE47FA39DD1566ADA631808EC80" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Asset, Fair Value, Amount Offset</link:label>
    <link:label id="lab_wdc_DerivativeAssetFairValueAmountOffset_17ABAFE47FA39DD1566ADA631808EC80_documentation_en-US" xlink:label="lab_wdc_DerivativeAssetFairValueAmountOffset_17ABAFE47FA39DD1566ADA631808EC80" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The amount as of the balance sheet date of the fair value of derivative assets that in accordance with the entity's accounting policy was offset under a master netting arrangement.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_DerivativeAssetFairValueAmountOffset" xlink:label="loc_wdc_DerivativeAssetFairValueAmountOffset_17ABAFE47FA39DD1566ADA631808EC80" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_DerivativeAssetFairValueAmountOffset_17ABAFE47FA39DD1566ADA631808EC80" xlink:to="lab_wdc_DerivativeAssetFairValueAmountOffset_17ABAFE47FA39DD1566ADA631808EC80" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeAssets_C924170325094BB0A545DA631808229D_totalLabel_en-US" xlink:label="lab_us-gaap_DerivativeAssets_C924170325094BB0A545DA631808229D" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Derivative Assets</link:label>
    <link:label id="lab_us-gaap_DerivativeAssets_C924170325094BB0A545DA631808229D_label_en-US" xlink:label="lab_us-gaap_DerivativeAssets_C924170325094BB0A545DA631808229D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Asset</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeAssets" xlink:label="loc_us-gaap_DerivativeAssets_C924170325094BB0A545DA631808229D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeAssets_C924170325094BB0A545DA631808229D" xlink:to="lab_us-gaap_DerivativeAssets_C924170325094BB0A545DA631808229D" xlink:type="arc" />
    <link:label id="lab_wdc_DerivativeAssetFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_92F738134EAD04E41C93DA631808B94E_terseLabel_en-US" xlink:label="lab_wdc_DerivativeAssetFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_92F738134EAD04E41C93DA631808B94E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Asset, Financial Instruments Subject To Master Netting Arrangement, Elected Not To Be Offset</link:label>
    <link:label id="lab_wdc_DerivativeAssetFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_92F738134EAD04E41C93DA631808B94E_label_en-US" xlink:label="lab_wdc_DerivativeAssetFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_92F738134EAD04E41C93DA631808B94E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Asset, Financial Instruments Subject To Master Netting Arrangement, Elected Not To Be Offset</link:label>
    <link:label id="lab_wdc_DerivativeAssetFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_92F738134EAD04E41C93DA631808B94E_documentation_en-US" xlink:label="lab_wdc_DerivativeAssetFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_92F738134EAD04E41C93DA631808B94E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Derivative Asset, Financial Instruments Subject To Master Netting Arrangement, Elected Not To Be Offset</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_DerivativeAssetFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset" xlink:label="loc_wdc_DerivativeAssetFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_92F738134EAD04E41C93DA631808B94E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_DerivativeAssetFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_92F738134EAD04E41C93DA631808B94E" xlink:to="lab_wdc_DerivativeAssetFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_92F738134EAD04E41C93DA631808B94E" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeCollateralObligationToReturnCash_464BC4073F0C81505C20DA63180854EA_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeCollateralObligationToReturnCash_464BC4073F0C81505C20DA63180854EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative, Collateral, Obligation to Return Cash</link:label>
    <link:label id="lab_us-gaap_DerivativeCollateralObligationToReturnCash_464BC4073F0C81505C20DA63180854EA_label_en-US" xlink:label="lab_us-gaap_DerivativeCollateralObligationToReturnCash_464BC4073F0C81505C20DA63180854EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative, Collateral, Obligation to Return Cash</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeCollateralObligationToReturnCash" xlink:label="loc_us-gaap_DerivativeCollateralObligationToReturnCash_464BC4073F0C81505C20DA63180854EA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeCollateralObligationToReturnCash_464BC4073F0C81505C20DA63180854EA" xlink:to="lab_us-gaap_DerivativeCollateralObligationToReturnCash_464BC4073F0C81505C20DA63180854EA" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_31912C87A9A598445672DA6318082594_totalLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_31912C87A9A598445672DA6318082594" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Derivative Asset, Fair Value, Amount Offset Against Collateral</link:label>
    <link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_31912C87A9A598445672DA6318082594_label_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_31912C87A9A598445672DA6318082594" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Asset, Fair Value, Amount Offset Against Collateral</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_31912C87A9A598445672DA6318082594" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_31912C87A9A598445672DA6318082594" xlink:to="lab_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_31912C87A9A598445672DA6318082594" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_837F7A48DB23DD5C8F8ADA63180872F2_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_837F7A48DB23DD5C8F8ADA63180872F2" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Derivative Liability, Fair Value, Gross Liability</link:label>
    <link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_837F7A48DB23DD5C8F8ADA63180872F2_label_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_837F7A48DB23DD5C8F8ADA63180872F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Liability, Fair Value, Gross Liability</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_837F7A48DB23DD5C8F8ADA63180872F2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_837F7A48DB23DD5C8F8ADA63180872F2" xlink:to="lab_us-gaap_DerivativeFairValueOfDerivativeLiability_837F7A48DB23DD5C8F8ADA63180872F2" xlink:type="arc" />
    <link:label id="lab_wdc_DerivativeLiabilityFairValueAmountOffset_57917FF0D8B29FBF454ADA6318087DC4_terseLabel_en-US" xlink:label="lab_wdc_DerivativeLiabilityFairValueAmountOffset_57917FF0D8B29FBF454ADA6318087DC4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Liability, Fair Value, Amount Offset</link:label>
    <link:label id="lab_wdc_DerivativeLiabilityFairValueAmountOffset_57917FF0D8B29FBF454ADA6318087DC4_label_en-US" xlink:label="lab_wdc_DerivativeLiabilityFairValueAmountOffset_57917FF0D8B29FBF454ADA6318087DC4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Liability, Fair Value, Amount Offset</link:label>
    <link:label id="lab_wdc_DerivativeLiabilityFairValueAmountOffset_57917FF0D8B29FBF454ADA6318087DC4_documentation_en-US" xlink:label="lab_wdc_DerivativeLiabilityFairValueAmountOffset_57917FF0D8B29FBF454ADA6318087DC4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The amount as of the balance sheet date of the fair value of derivative liabilities that in accordance with the entity's accounting policy were offset under a master netting arrangement.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_DerivativeLiabilityFairValueAmountOffset" xlink:label="loc_wdc_DerivativeLiabilityFairValueAmountOffset_57917FF0D8B29FBF454ADA6318087DC4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_DerivativeLiabilityFairValueAmountOffset_57917FF0D8B29FBF454ADA6318087DC4" xlink:to="lab_wdc_DerivativeLiabilityFairValueAmountOffset_57917FF0D8B29FBF454ADA6318087DC4" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeLiabilities_D60AC1645BE1468C2266DA6318081543_negatedTotalLabel_en-US" xlink:label="lab_us-gaap_DerivativeLiabilities_D60AC1645BE1468C2266DA6318081543" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="resource" xml:lang="en-US">Derivative Liabilities</link:label>
    <link:label id="lab_us-gaap_DerivativeLiabilities_D60AC1645BE1468C2266DA6318081543_label_en-US" xlink:label="lab_us-gaap_DerivativeLiabilities_D60AC1645BE1468C2266DA6318081543" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Liability</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeLiabilities" xlink:label="loc_us-gaap_DerivativeLiabilities_D60AC1645BE1468C2266DA6318081543" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeLiabilities_D60AC1645BE1468C2266DA6318081543" xlink:to="lab_us-gaap_DerivativeLiabilities_D60AC1645BE1468C2266DA6318081543" xlink:type="arc" />
    <link:label id="lab_wdc_DerivativeLiabilityFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_52F8C7FF6708658B472FDA631809F55D_terseLabel_en-US" xlink:label="lab_wdc_DerivativeLiabilityFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_52F8C7FF6708658B472FDA631809F55D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Liability, Financial Instruments Subject to Master Netting Arrangement, Elected Not to Be Offset</link:label>
    <link:label id="lab_wdc_DerivativeLiabilityFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_52F8C7FF6708658B472FDA631809F55D_label_en-US" xlink:label="lab_wdc_DerivativeLiabilityFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_52F8C7FF6708658B472FDA631809F55D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Liability, Financial Instruments Subject to Master Netting Arrangement, Elected Not to Be Offset</link:label>
    <link:label id="lab_wdc_DerivativeLiabilityFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_52F8C7FF6708658B472FDA631809F55D_documentation_en-US" xlink:label="lab_wdc_DerivativeLiabilityFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_52F8C7FF6708658B472FDA631809F55D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Derivative Liability, Financial Instruments Subject to Master Netting Arrangement, Elected Not to Be Offset</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_DerivativeLiabilityFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset" xlink:label="loc_wdc_DerivativeLiabilityFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_52F8C7FF6708658B472FDA631809F55D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_DerivativeLiabilityFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_52F8C7FF6708658B472FDA631809F55D" xlink:to="lab_wdc_DerivativeLiabilityFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_52F8C7FF6708658B472FDA631809F55D" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeCollateralRightToReclaimCash_88F78E0991D1ADFD1BC9DA631809F3D1_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeCollateralRightToReclaimCash_88F78E0991D1ADFD1BC9DA631809F3D1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative, Collateral, Right to Reclaim Cash</link:label>
    <link:label id="lab_us-gaap_DerivativeCollateralRightToReclaimCash_88F78E0991D1ADFD1BC9DA631809F3D1_label_en-US" xlink:label="lab_us-gaap_DerivativeCollateralRightToReclaimCash_88F78E0991D1ADFD1BC9DA631809F3D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative, Collateral, Right to Reclaim Cash</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeCollateralRightToReclaimCash" xlink:label="loc_us-gaap_DerivativeCollateralRightToReclaimCash_88F78E0991D1ADFD1BC9DA631809F3D1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeCollateralRightToReclaimCash_88F78E0991D1ADFD1BC9DA631809F3D1" xlink:to="lab_us-gaap_DerivativeCollateralRightToReclaimCash_88F78E0991D1ADFD1BC9DA631809F3D1" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_CB120CB200CB74BF316ADA631809CE46_totalLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_CB120CB200CB74BF316ADA631809CE46" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Derivative Liability, Fair Value, Amount Offset Against Collateral</link:label>
    <link:label id="lab_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_CB120CB200CB74BF316ADA631809CE46_label_en-US" xlink:label="lab_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_CB120CB200CB74BF316ADA631809CE46" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Liability, Fair Value, Amount Offset Against Collateral</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_CB120CB200CB74BF316ADA631809CE46" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_CB120CB200CB74BF316ADA631809CE46" xlink:to="lab_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_CB120CB200CB74BF316ADA631809CE46" xlink:type="arc" />
    <link:label id="lab_wdc_DerivativeFairValueGross_4AADD0BC82DDB815ABB1DA6318095770_terseLabel_en-US" xlink:label="lab_wdc_DerivativeFairValueGross_4AADD0BC82DDB815ABB1DA6318095770" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Assets (Liabilities)</link:label>
    <link:label id="lab_wdc_DerivativeFairValueGross_4AADD0BC82DDB815ABB1DA6318095770_label_en-US" xlink:label="lab_wdc_DerivativeFairValueGross_4AADD0BC82DDB815ABB1DA6318095770" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative, Fair Value, Gross</link:label>
    <link:label id="lab_wdc_DerivativeFairValueGross_4AADD0BC82DDB815ABB1DA6318095770_documentation_en-US" xlink:label="lab_wdc_DerivativeFairValueGross_4AADD0BC82DDB815ABB1DA6318095770" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fair value of derivative asset, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position. Or, fair value of derivative liability, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_DerivativeFairValueGross" xlink:label="loc_wdc_DerivativeFairValueGross_4AADD0BC82DDB815ABB1DA6318095770" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_DerivativeFairValueGross_4AADD0BC82DDB815ABB1DA6318095770" xlink:to="lab_wdc_DerivativeFairValueGross_4AADD0BC82DDB815ABB1DA6318095770" xlink:type="arc" />
    <link:label id="lab_wdc_DerivativeFairValueAmountOffset_4849EFED8C85536E8BE7DA631809AEA4_terseLabel_en-US" xlink:label="lab_wdc_DerivativeFairValueAmountOffset_4849EFED8C85536E8BE7DA631809AEA4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative, Fair Value, Amount Offset</link:label>
    <link:label id="lab_wdc_DerivativeFairValueAmountOffset_4849EFED8C85536E8BE7DA631809AEA4_label_en-US" xlink:label="lab_wdc_DerivativeFairValueAmountOffset_4849EFED8C85536E8BE7DA631809AEA4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative, Fair Value, Amount Offset</link:label>
    <link:label id="lab_wdc_DerivativeFairValueAmountOffset_4849EFED8C85536E8BE7DA631809AEA4_documentation_en-US" xlink:label="lab_wdc_DerivativeFairValueAmountOffset_4849EFED8C85536E8BE7DA631809AEA4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The amount as of the balance sheet date of the fair value of derivative assets that in accordance with the entity's accounting policy was offset under a master netting arrangement.  Or, the amount as of the balance sheet date of the fair value of derivative liabilities that in accordance with the entity's accounting policy were offset under a master netting arrangement.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_DerivativeFairValueAmountOffset" xlink:label="loc_wdc_DerivativeFairValueAmountOffset_4849EFED8C85536E8BE7DA631809AEA4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_DerivativeFairValueAmountOffset_4849EFED8C85536E8BE7DA631809AEA4" xlink:to="lab_wdc_DerivativeFairValueAmountOffset_4849EFED8C85536E8BE7DA631809AEA4" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_C1751721C3819B25ED16DA631809C897_totalLabel_en-US" xlink:label="lab_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_C1751721C3819B25ED16DA631809C897" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Derivative Assets (Liabilities), at Fair Value, Net</link:label>
    <link:label id="lab_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_C1751721C3819B25ED16DA631809C897_label_en-US" xlink:label="lab_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_C1751721C3819B25ED16DA631809C897" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Assets (Liabilities), at Fair Value, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet" xlink:label="loc_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_C1751721C3819B25ED16DA631809C897" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_C1751721C3819B25ED16DA631809C897" xlink:to="lab_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_C1751721C3819B25ED16DA631809C897" xlink:type="arc" />
    <link:label id="lab_wdc_DerivativeFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_FFBF9080A0A01859DE6BDA63180938E3_terseLabel_en-US" xlink:label="lab_wdc_DerivativeFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_FFBF9080A0A01859DE6BDA63180938E3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Financial Instruments Subject To Master Netting Arrangement, Elected Not To Be Offset</link:label>
    <link:label id="lab_wdc_DerivativeFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_FFBF9080A0A01859DE6BDA63180938E3_label_en-US" xlink:label="lab_wdc_DerivativeFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_FFBF9080A0A01859DE6BDA63180938E3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Financial Instruments Subject To Master Netting Arrangement, Elected Not To Be Offset</link:label>
    <link:label id="lab_wdc_DerivativeFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_FFBF9080A0A01859DE6BDA63180938E3_documentation_en-US" xlink:label="lab_wdc_DerivativeFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_FFBF9080A0A01859DE6BDA63180938E3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Derivative Financial Instruments Subject To Master Netting Arrangement, Elected Not To Be Offset</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_DerivativeFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset" xlink:label="loc_wdc_DerivativeFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_FFBF9080A0A01859DE6BDA63180938E3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_DerivativeFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_FFBF9080A0A01859DE6BDA63180938E3" xlink:to="lab_wdc_DerivativeFinancialInstrumentsSubjectToMasterNettingArrangementElectedNotToBeOffset_FFBF9080A0A01859DE6BDA63180938E3" xlink:type="arc" />
    <link:label id="lab_wdc_DerivativeCollateralObligationToReturnCashOrRightToReclaimCash_6C5A415C86F63799F3B1DA631809D9F5_terseLabel_en-US" xlink:label="lab_wdc_DerivativeCollateralObligationToReturnCashOrRightToReclaimCash_6C5A415C86F63799F3B1DA631809D9F5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Collateral Obligation To Return Cash or Right To Reclaim Cash</link:label>
    <link:label id="lab_wdc_DerivativeCollateralObligationToReturnCashOrRightToReclaimCash_6C5A415C86F63799F3B1DA631809D9F5_label_en-US" xlink:label="lab_wdc_DerivativeCollateralObligationToReturnCashOrRightToReclaimCash_6C5A415C86F63799F3B1DA631809D9F5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Collateral Obligation To Return Cash or Right To Reclaim Cash</link:label>
    <link:label id="lab_wdc_DerivativeCollateralObligationToReturnCashOrRightToReclaimCash_6C5A415C86F63799F3B1DA631809D9F5_documentation_en-US" xlink:label="lab_wdc_DerivativeCollateralObligationToReturnCashOrRightToReclaimCash_6C5A415C86F63799F3B1DA631809D9F5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The amount of the obligation to return cash collateral under master netting arrangements that have not been offset against net derivative instrument positions. Or, the amount of the right to reclaim cash collateral under master netting arrangements that have not been offset against net derivative instrument positions.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_DerivativeCollateralObligationToReturnCashOrRightToReclaimCash" xlink:label="loc_wdc_DerivativeCollateralObligationToReturnCashOrRightToReclaimCash_6C5A415C86F63799F3B1DA631809D9F5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_DerivativeCollateralObligationToReturnCashOrRightToReclaimCash_6C5A415C86F63799F3B1DA631809D9F5" xlink:to="lab_wdc_DerivativeCollateralObligationToReturnCashOrRightToReclaimCash_6C5A415C86F63799F3B1DA631809D9F5" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeFairValueAmountOffsetAgainstCollateralNet_5F1F1863885FA36C4E2FDA631809D936_totalLabel_en-US" xlink:label="lab_us-gaap_DerivativeFairValueAmountOffsetAgainstCollateralNet_5F1F1863885FA36C4E2FDA631809D936" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Derivative, Fair Value, Amount Offset Against Collateral, Net</link:label>
    <link:label id="lab_us-gaap_DerivativeFairValueAmountOffsetAgainstCollateralNet_5F1F1863885FA36C4E2FDA631809D936_label_en-US" xlink:label="lab_us-gaap_DerivativeFairValueAmountOffsetAgainstCollateralNet_5F1F1863885FA36C4E2FDA631809D936" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative, Fair Value, Amount Offset Against Collateral, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueAmountOffsetAgainstCollateralNet" xlink:label="loc_us-gaap_DerivativeFairValueAmountOffsetAgainstCollateralNet_5F1F1863885FA36C4E2FDA631809D936" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeFairValueAmountOffsetAgainstCollateralNet_5F1F1863885FA36C4E2FDA631809D936" xlink:to="lab_us-gaap_DerivativeFairValueAmountOffsetAgainstCollateralNet_5F1F1863885FA36C4E2FDA631809D936" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_EF252F1FD8A1A9D258EEB415FE002272_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_EF252F1FD8A1A9D258EEB415FE002272" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign Exchange Contracts</link:label>
    <link:label id="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_EF252F1FD8A1A9D258EEB415FE002272_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_EF252F1FD8A1A9D258EEB415FE002272" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instruments and Hedging Activities Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_EF252F1FD8A1A9D258EEB415FE002272" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_EF252F1FD8A1A9D258EEB415FE002272" xlink:to="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_EF252F1FD8A1A9D258EEB415FE002272" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventsAbstract_021EA52979498F5DB0AEEDA34367C7EF_label_en-US" xlink:label="lab_us-gaap_SubsequentEventsAbstract_021EA52979498F5DB0AEEDA34367C7EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Events [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventsAbstract" xlink:label="loc_us-gaap_SubsequentEventsAbstract_021EA52979498F5DB0AEEDA34367C7EF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventsAbstract_021EA52979498F5DB0AEEDA34367C7EF" xlink:to="lab_us-gaap_SubsequentEventsAbstract_021EA52979498F5DB0AEEDA34367C7EF" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventTable_229854A442BA314CBBF5EDA3436758A3_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTable_229854A442BA314CBBF5EDA3436758A3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event [Table]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventTable_229854A442BA314CBBF5EDA3436758A3_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTable_229854A442BA314CBBF5EDA3436758A3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTable" xlink:label="loc_us-gaap_SubsequentEventTable_229854A442BA314CBBF5EDA3436758A3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTable_229854A442BA314CBBF5EDA3436758A3" xlink:to="lab_us-gaap_SubsequentEventTable_229854A442BA314CBBF5EDA3436758A3" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionAxis_4F5571CF2A88FA762CACEDA34367258D_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAxis_4F5571CF2A88FA762CACEDA34367258D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition [Axis]</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionAxis_4F5571CF2A88FA762CACEDA34367258D_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAxis_4F5571CF2A88FA762CACEDA34367258D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_4F5571CF2A88FA762CACEDA34367258D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_4F5571CF2A88FA762CACEDA34367258D" xlink:to="lab_us-gaap_BusinessAcquisitionAxis_4F5571CF2A88FA762CACEDA34367258D" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionAcquireeDomain_5DA7E4AB668DB32E53C5EDA343677479_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAcquireeDomain_5DA7E4AB668DB32E53C5EDA343677479" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition, Acquiree [Domain]</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionAcquireeDomain_5DA7E4AB668DB32E53C5EDA343677479_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAcquireeDomain_5DA7E4AB668DB32E53C5EDA343677479" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Acquiree [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_5DA7E4AB668DB32E53C5EDA343677479" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_5DA7E4AB668DB32E53C5EDA343677479" xlink:to="lab_us-gaap_BusinessAcquisitionAcquireeDomain_5DA7E4AB668DB32E53C5EDA343677479" xlink:type="arc" />
    <link:label id="lab_wdc_SanDiskMergerMember_B03DD52AB8BA7D10069FEDA34368D200_terseLabel_en-US" xlink:label="lab_wdc_SanDiskMergerMember_B03DD52AB8BA7D10069FEDA34368D200" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">SanDisk Merger [Member]</link:label>
    <link:label id="lab_wdc_SanDiskMergerMember_B03DD52AB8BA7D10069FEDA34368D200_label_en-US" xlink:label="lab_wdc_SanDiskMergerMember_B03DD52AB8BA7D10069FEDA34368D200" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">SanDisk Merger [Member]</link:label>
    <link:label id="lab_wdc_SanDiskMergerMember_B03DD52AB8BA7D10069FEDA34368D200_documentation_en-US" xlink:label="lab_wdc_SanDiskMergerMember_B03DD52AB8BA7D10069FEDA34368D200" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">SanDisk Merger [Member]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_SanDiskMergerMember" xlink:label="loc_wdc_SanDiskMergerMember_B03DD52AB8BA7D10069FEDA34368D200" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_SanDiskMergerMember_B03DD52AB8BA7D10069FEDA34368D200" xlink:to="lab_wdc_SanDiskMergerMember_B03DD52AB8BA7D10069FEDA34368D200" xlink:type="arc" />
    <link:label id="lab_dei_LegalEntityAxis_DE4FBD1169506ECA8ED2EDA3436880B2_terseLabel_en-US" xlink:label="lab_dei_LegalEntityAxis_DE4FBD1169506ECA8ED2EDA3436880B2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Legal Entity [Axis]</link:label>
    <link:label id="lab_dei_LegalEntityAxis_DE4FBD1169506ECA8ED2EDA3436880B2_label_en-US" xlink:label="lab_dei_LegalEntityAxis_DE4FBD1169506ECA8ED2EDA3436880B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Legal Entity [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_DE4FBD1169506ECA8ED2EDA3436880B2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_LegalEntityAxis_DE4FBD1169506ECA8ED2EDA3436880B2" xlink:to="lab_dei_LegalEntityAxis_DE4FBD1169506ECA8ED2EDA3436880B2" xlink:type="arc" />
    <link:label id="lab_dei_EntityDomain_677A30103DD0E9503345EDA34368DC25_terseLabel_en-US" xlink:label="lab_dei_EntityDomain_677A30103DD0E9503345EDA34368DC25" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity [Domain]</link:label>
    <link:label id="lab_dei_EntityDomain_677A30103DD0E9503345EDA34368DC25_label_en-US" xlink:label="lab_dei_EntityDomain_677A30103DD0E9503345EDA34368DC25" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_677A30103DD0E9503345EDA34368DC25" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityDomain_677A30103DD0E9503345EDA34368DC25" xlink:to="lab_dei_EntityDomain_677A30103DD0E9503345EDA34368DC25" xlink:type="arc" />
    <link:label id="lab_wdc_SanDiskMember_29E37F62B2F754D89086EDA34368FA25_terseLabel_en-US" xlink:label="lab_wdc_SanDiskMember_29E37F62B2F754D89086EDA34368FA25" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">SanDisk [Member]</link:label>
    <link:label id="lab_wdc_SanDiskMember_29E37F62B2F754D89086EDA34368FA25_label_en-US" xlink:label="lab_wdc_SanDiskMember_29E37F62B2F754D89086EDA34368FA25" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">SanDisk [Member]</link:label>
    <link:label id="lab_wdc_SanDiskMember_29E37F62B2F754D89086EDA34368FA25_documentation_en-US" xlink:label="lab_wdc_SanDiskMember_29E37F62B2F754D89086EDA34368FA25" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">SanDisk [Member]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_SanDiskMember" xlink:label="loc_wdc_SanDiskMember_29E37F62B2F754D89086EDA34368FA25" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_SanDiskMember_29E37F62B2F754D89086EDA34368FA25" xlink:to="lab_wdc_SanDiskMember_29E37F62B2F754D89086EDA34368FA25" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventTypeAxis_1E3D48AD2C7C891C5552EDA34368D8C4_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeAxis_1E3D48AD2C7C891C5552EDA34368D8C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event Type [Axis]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventTypeAxis_1E3D48AD2C7C891C5552EDA34368D8C4_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeAxis_1E3D48AD2C7C891C5552EDA34368D8C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_1E3D48AD2C7C891C5552EDA34368D8C4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_1E3D48AD2C7C891C5552EDA34368D8C4" xlink:to="lab_us-gaap_SubsequentEventTypeAxis_1E3D48AD2C7C891C5552EDA34368D8C4" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventTypeDomain_55F8324BBB5F0CBC142FEDA34368BC85_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeDomain_55F8324BBB5F0CBC142FEDA34368BC85" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event Type [Domain]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventTypeDomain_55F8324BBB5F0CBC142FEDA34368BC85_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeDomain_55F8324BBB5F0CBC142FEDA34368BC85" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_55F8324BBB5F0CBC142FEDA34368BC85" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_55F8324BBB5F0CBC142FEDA34368BC85" xlink:to="lab_us-gaap_SubsequentEventTypeDomain_55F8324BBB5F0CBC142FEDA34368BC85" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventMember_674475700E5B2D05A2B6EDA343698331_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventMember_674475700E5B2D05A2B6EDA343698331" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event [Member]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventMember_674475700E5B2D05A2B6EDA343698331_label_en-US" xlink:label="lab_us-gaap_SubsequentEventMember_674475700E5B2D05A2B6EDA343698331" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventMember" xlink:label="loc_us-gaap_SubsequentEventMember_674475700E5B2D05A2B6EDA343698331" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventMember_674475700E5B2D05A2B6EDA343698331" xlink:to="lab_us-gaap_SubsequentEventMember_674475700E5B2D05A2B6EDA343698331" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementScenarioAxis_79F123DB57E8146FB026EDA343699784_terseLabel_en-US" xlink:label="lab_us-gaap_StatementScenarioAxis_79F123DB57E8146FB026EDA343699784" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Scenario [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementScenarioAxis_79F123DB57E8146FB026EDA343699784_label_en-US" xlink:label="lab_us-gaap_StatementScenarioAxis_79F123DB57E8146FB026EDA343699784" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Scenario [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="loc_us-gaap_StatementScenarioAxis_79F123DB57E8146FB026EDA343699784" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementScenarioAxis_79F123DB57E8146FB026EDA343699784" xlink:to="lab_us-gaap_StatementScenarioAxis_79F123DB57E8146FB026EDA343699784" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScenarioUnspecifiedDomain_CF6E0E9F82353F0EF260EDA343699100_terseLabel_en-US" xlink:label="lab_us-gaap_ScenarioUnspecifiedDomain_CF6E0E9F82353F0EF260EDA343699100" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Scenario, Unspecified [Domain]</link:label>
    <link:label id="lab_us-gaap_ScenarioUnspecifiedDomain_CF6E0E9F82353F0EF260EDA343699100_label_en-US" xlink:label="lab_us-gaap_ScenarioUnspecifiedDomain_CF6E0E9F82353F0EF260EDA343699100" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Scenario, Unspecified [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_CF6E0E9F82353F0EF260EDA343699100" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScenarioUnspecifiedDomain_CF6E0E9F82353F0EF260EDA343699100" xlink:to="lab_us-gaap_ScenarioUnspecifiedDomain_CF6E0E9F82353F0EF260EDA343699100" xlink:type="arc" />
    <link:label id="lab_wdc_ScenarioForecastInvestmentDealClosesPriortoAcquisitionMember_6ECB0315BD6E190A89CCEDA343696A53_terseLabel_en-US" xlink:label="lab_wdc_ScenarioForecastInvestmentDealClosesPriortoAcquisitionMember_6ECB0315BD6E190A89CCEDA343696A53" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Scenario, Forecast, Investment Deal Closes Prior to Acquisition [Member]</link:label>
    <link:label id="lab_wdc_ScenarioForecastInvestmentDealClosesPriortoAcquisitionMember_6ECB0315BD6E190A89CCEDA343696A53_label_en-US" xlink:label="lab_wdc_ScenarioForecastInvestmentDealClosesPriortoAcquisitionMember_6ECB0315BD6E190A89CCEDA343696A53" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Scenario, Forecast, Investment Deal Closes Prior to Acquisition [Member]</link:label>
    <link:label id="lab_wdc_ScenarioForecastInvestmentDealClosesPriortoAcquisitionMember_6ECB0315BD6E190A89CCEDA343696A53_documentation_en-US" xlink:label="lab_wdc_ScenarioForecastInvestmentDealClosesPriortoAcquisitionMember_6ECB0315BD6E190A89CCEDA343696A53" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Scenario, Forecast, Investment Deal Closes Prior to Acquisition [Member]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ScenarioForecastInvestmentDealClosesPriortoAcquisitionMember" xlink:label="loc_wdc_ScenarioForecastInvestmentDealClosesPriortoAcquisitionMember_6ECB0315BD6E190A89CCEDA343696A53" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ScenarioForecastInvestmentDealClosesPriortoAcquisitionMember_6ECB0315BD6E190A89CCEDA343696A53" xlink:to="lab_wdc_ScenarioForecastInvestmentDealClosesPriortoAcquisitionMember_6ECB0315BD6E190A89CCEDA343696A53" xlink:type="arc" />
    <link:label id="lab_wdc_ScenarioForecastInvestmentDealDoesNotClosePriortoAcquisitionMember_451FEBDA9D1C1279C54AEDA34369DA77_terseLabel_en-US" xlink:label="lab_wdc_ScenarioForecastInvestmentDealDoesNotClosePriortoAcquisitionMember_451FEBDA9D1C1279C54AEDA34369DA77" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Scenario, Forecast, Investment Deal Does Not Close Prior to Acquisition [Member]</link:label>
    <link:label id="lab_wdc_ScenarioForecastInvestmentDealDoesNotClosePriortoAcquisitionMember_451FEBDA9D1C1279C54AEDA34369DA77_label_en-US" xlink:label="lab_wdc_ScenarioForecastInvestmentDealDoesNotClosePriortoAcquisitionMember_451FEBDA9D1C1279C54AEDA34369DA77" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Scenario, Forecast, Investment Deal Does Not Close Prior to Acquisition [Member]</link:label>
    <link:label id="lab_wdc_ScenarioForecastInvestmentDealDoesNotClosePriortoAcquisitionMember_451FEBDA9D1C1279C54AEDA34369DA77_documentation_en-US" xlink:label="lab_wdc_ScenarioForecastInvestmentDealDoesNotClosePriortoAcquisitionMember_451FEBDA9D1C1279C54AEDA34369DA77" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Scenario, Forecast, Investment Deal Does Not Close Prior to Acquisition [Member]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ScenarioForecastInvestmentDealDoesNotClosePriortoAcquisitionMember" xlink:label="loc_wdc_ScenarioForecastInvestmentDealDoesNotClosePriortoAcquisitionMember_451FEBDA9D1C1279C54AEDA34369DA77" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ScenarioForecastInvestmentDealDoesNotClosePriortoAcquisitionMember_451FEBDA9D1C1279C54AEDA34369DA77" xlink:to="lab_wdc_ScenarioForecastInvestmentDealDoesNotClosePriortoAcquisitionMember_451FEBDA9D1C1279C54AEDA34369DA77" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScenarioForecastMember_234D26E97EAC5D853AB2EDA34369D046_terseLabel_en-US" xlink:label="lab_us-gaap_ScenarioForecastMember_234D26E97EAC5D853AB2EDA34369D046" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Scenario, Forecast [Member]</link:label>
    <link:label id="lab_us-gaap_ScenarioForecastMember_234D26E97EAC5D853AB2EDA34369D046_label_en-US" xlink:label="lab_us-gaap_ScenarioForecastMember_234D26E97EAC5D853AB2EDA34369D046" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Scenario, Forecast [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScenarioForecastMember" xlink:label="loc_us-gaap_ScenarioForecastMember_234D26E97EAC5D853AB2EDA34369D046" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScenarioForecastMember_234D26E97EAC5D853AB2EDA34369D046" xlink:to="lab_us-gaap_ScenarioForecastMember_234D26E97EAC5D853AB2EDA34369D046" xlink:type="arc" />
    <link:label id="lab_us-gaap_CreditFacilityAxis_161FE07103340E1C9176EDA343694452_terseLabel_en-US" xlink:label="lab_us-gaap_CreditFacilityAxis_161FE07103340E1C9176EDA343694452" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit Facility [Axis]</link:label>
    <link:label id="lab_us-gaap_CreditFacilityAxis_161FE07103340E1C9176EDA343694452_label_en-US" xlink:label="lab_us-gaap_CreditFacilityAxis_161FE07103340E1C9176EDA343694452" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit Facility [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_us-gaap_CreditFacilityAxis_161FE07103340E1C9176EDA343694452" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CreditFacilityAxis_161FE07103340E1C9176EDA343694452" xlink:to="lab_us-gaap_CreditFacilityAxis_161FE07103340E1C9176EDA343694452" xlink:type="arc" />
    <link:label id="lab_us-gaap_CreditFacilityDomain_6E328503CDDCD2DA4A3EEDA3436EEA03_terseLabel_en-US" xlink:label="lab_us-gaap_CreditFacilityDomain_6E328503CDDCD2DA4A3EEDA3436EEA03" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit Facility [Domain]</link:label>
    <link:label id="lab_us-gaap_CreditFacilityDomain_6E328503CDDCD2DA4A3EEDA3436EEA03_label_en-US" xlink:label="lab_us-gaap_CreditFacilityDomain_6E328503CDDCD2DA4A3EEDA3436EEA03" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit Facility [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaap_CreditFacilityDomain_6E328503CDDCD2DA4A3EEDA3436EEA03" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CreditFacilityDomain_6E328503CDDCD2DA4A3EEDA3436EEA03" xlink:to="lab_us-gaap_CreditFacilityDomain_6E328503CDDCD2DA4A3EEDA3436EEA03" xlink:type="arc" />
    <link:label id="lab_us-gaap_RevolvingCreditFacilityMember_543E67A3B08129966375EDA3436EBB62_terseLabel_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_543E67A3B08129966375EDA3436EBB62" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revolving Credit Facility [Member]</link:label>
    <link:label id="lab_us-gaap_RevolvingCreditFacilityMember_543E67A3B08129966375EDA3436EBB62_label_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_543E67A3B08129966375EDA3436EBB62" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revolving Credit Facility [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_543E67A3B08129966375EDA3436EBB62" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevolvingCreditFacilityMember_543E67A3B08129966375EDA3436EBB62" xlink:to="lab_us-gaap_RevolvingCreditFacilityMember_543E67A3B08129966375EDA3436EBB62" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongtermDebtTypeAxis_1AFB6EF81F595AE3581BEDA3436FAB6A_terseLabel_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeAxis_1AFB6EF81F595AE3581BEDA3436FAB6A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term Debt, Type [Axis]</link:label>
    <link:label id="lab_us-gaap_LongtermDebtTypeAxis_1AFB6EF81F595AE3581BEDA3436FAB6A_label_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeAxis_1AFB6EF81F595AE3581BEDA3436FAB6A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_1AFB6EF81F595AE3581BEDA3436FAB6A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_1AFB6EF81F595AE3581BEDA3436FAB6A" xlink:to="lab_us-gaap_LongtermDebtTypeAxis_1AFB6EF81F595AE3581BEDA3436FAB6A" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongtermDebtTypeDomain_1EA63CF595A7354FC648EDA3436FF3F2_terseLabel_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeDomain_1EA63CF595A7354FC648EDA3436FF3F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term Debt, Type [Domain]</link:label>
    <link:label id="lab_us-gaap_LongtermDebtTypeDomain_1EA63CF595A7354FC648EDA3436FF3F2_label_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeDomain_1EA63CF595A7354FC648EDA3436FF3F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_1EA63CF595A7354FC648EDA3436FF3F2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_1EA63CF595A7354FC648EDA3436FF3F2" xlink:to="lab_us-gaap_LongtermDebtTypeDomain_1EA63CF595A7354FC648EDA3436FF3F2" xlink:type="arc" />
    <link:label id="lab_wdc_AmortizingTermLoansMember_FD95B282F36E8AF65A5EEDA3436FE0D2_terseLabel_en-US" xlink:label="lab_wdc_AmortizingTermLoansMember_FD95B282F36E8AF65A5EEDA3436FE0D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amortizing Term Loans [Member]</link:label>
    <link:label id="lab_wdc_AmortizingTermLoansMember_FD95B282F36E8AF65A5EEDA3436FE0D2_label_en-US" xlink:label="lab_wdc_AmortizingTermLoansMember_FD95B282F36E8AF65A5EEDA3436FE0D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amortizing Term Loans [Member]</link:label>
    <link:label id="lab_wdc_AmortizingTermLoansMember_FD95B282F36E8AF65A5EEDA3436FE0D2_documentation_en-US" xlink:label="lab_wdc_AmortizingTermLoansMember_FD95B282F36E8AF65A5EEDA3436FE0D2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amortizing Term Loans [Member]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_AmortizingTermLoansMember" xlink:label="loc_wdc_AmortizingTermLoansMember_FD95B282F36E8AF65A5EEDA3436FE0D2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_AmortizingTermLoansMember_FD95B282F36E8AF65A5EEDA3436FE0D2" xlink:to="lab_wdc_AmortizingTermLoansMember_FD95B282F36E8AF65A5EEDA3436FE0D2" xlink:type="arc" />
    <link:label id="lab_wdc_OtherTermLoansMember_8627DADD6558AB415413EDA3436F1614_terseLabel_en-US" xlink:label="lab_wdc_OtherTermLoansMember_8627DADD6558AB415413EDA3436F1614" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Term Loans [Member]</link:label>
    <link:label id="lab_wdc_OtherTermLoansMember_8627DADD6558AB415413EDA3436F1614_label_en-US" xlink:label="lab_wdc_OtherTermLoansMember_8627DADD6558AB415413EDA3436F1614" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Term Loans [Member]</link:label>
    <link:label id="lab_wdc_OtherTermLoansMember_8627DADD6558AB415413EDA3436F1614_documentation_en-US" xlink:label="lab_wdc_OtherTermLoansMember_8627DADD6558AB415413EDA3436F1614" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other Term Loans [Member]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_OtherTermLoansMember" xlink:label="loc_wdc_OtherTermLoansMember_8627DADD6558AB415413EDA3436F1614" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_OtherTermLoansMember_8627DADD6558AB415413EDA3436F1614" xlink:to="lab_wdc_OtherTermLoansMember_8627DADD6558AB415413EDA3436F1614" xlink:type="arc" />
    <link:label id="lab_us-gaap_BridgeLoanMember_08CE6DF4915CF46CAF65EDA3436F1A72_terseLabel_en-US" xlink:label="lab_us-gaap_BridgeLoanMember_08CE6DF4915CF46CAF65EDA3436F1A72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Bridge Loan [Member]</link:label>
    <link:label id="lab_us-gaap_BridgeLoanMember_08CE6DF4915CF46CAF65EDA3436F1A72_label_en-US" xlink:label="lab_us-gaap_BridgeLoanMember_08CE6DF4915CF46CAF65EDA3436F1A72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Bridge Loan [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BridgeLoanMember" xlink:label="loc_us-gaap_BridgeLoanMember_08CE6DF4915CF46CAF65EDA3436F1A72" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BridgeLoanMember_08CE6DF4915CF46CAF65EDA3436F1A72" xlink:to="lab_us-gaap_BridgeLoanMember_08CE6DF4915CF46CAF65EDA3436F1A72" xlink:type="arc" />
    <link:label id="lab_us-gaap_NotesPayableOtherPayablesMember_01ED39315E2C35964753EDA3436FB99B_terseLabel_en-US" xlink:label="lab_us-gaap_NotesPayableOtherPayablesMember_01ED39315E2C35964753EDA3436FB99B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Notes Payable, Other Payables [Member]</link:label>
    <link:label id="lab_us-gaap_NotesPayableOtherPayablesMember_01ED39315E2C35964753EDA3436FB99B_label_en-US" xlink:label="lab_us-gaap_NotesPayableOtherPayablesMember_01ED39315E2C35964753EDA3436FB99B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Notes Payable, Other Payables [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NotesPayableOtherPayablesMember" xlink:label="loc_us-gaap_NotesPayableOtherPayablesMember_01ED39315E2C35964753EDA3436FB99B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NotesPayableOtherPayablesMember_01ED39315E2C35964753EDA3436FB99B" xlink:to="lab_us-gaap_NotesPayableOtherPayablesMember_01ED39315E2C35964753EDA3436FB99B" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventLineItems_709BFD8CD8312040E365EDA3436F9E00_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventLineItems_709BFD8CD8312040E365EDA3436F9E00" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event [Line Items]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventLineItems_709BFD8CD8312040E365EDA3436F9E00_label_en-US" xlink:label="lab_us-gaap_SubsequentEventLineItems_709BFD8CD8312040E365EDA3436F9E00" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventLineItems" xlink:label="loc_us-gaap_SubsequentEventLineItems_709BFD8CD8312040E365EDA3436F9E00" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventLineItems_709BFD8CD8312040E365EDA3436F9E00" xlink:to="lab_us-gaap_SubsequentEventLineItems_709BFD8CD8312040E365EDA3436F9E00" xlink:type="arc" />
    <link:label id="lab_wdc_PartnersOwnershipInVentureBusiness_3D490E0BEF40EB97DE69EDA5EE5348AE_terseLabel_en-US" xlink:label="lab_wdc_PartnersOwnershipInVentureBusiness_3D490E0BEF40EB97DE69EDA5EE5348AE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Partner's ownership in venture business</link:label>
    <link:label id="lab_wdc_PartnersOwnershipInVentureBusiness_3D490E0BEF40EB97DE69EDA5EE5348AE_label_en-US" xlink:label="lab_wdc_PartnersOwnershipInVentureBusiness_3D490E0BEF40EB97DE69EDA5EE5348AE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Partner's ownership in venture business</link:label>
    <link:label id="lab_wdc_PartnersOwnershipInVentureBusiness_3D490E0BEF40EB97DE69EDA5EE5348AE_documentation_en-US" xlink:label="lab_wdc_PartnersOwnershipInVentureBusiness_3D490E0BEF40EB97DE69EDA5EE5348AE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Partner's ownership in venture business.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_PartnersOwnershipInVentureBusiness" xlink:label="loc_wdc_PartnersOwnershipInVentureBusiness_3D490E0BEF40EB97DE69EDA5EE5348AE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_PartnersOwnershipInVentureBusiness_3D490E0BEF40EB97DE69EDA5EE5348AE" xlink:to="lab_wdc_PartnersOwnershipInVentureBusiness_3D490E0BEF40EB97DE69EDA5EE5348AE" xlink:type="arc" />
    <link:label id="lab_us-gaap_EquityMethodInvestmentOwnershipPercentage_589BE2BDFFBC2B92C5CCEDAB74A448C0_terseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentOwnershipPercentage_589BE2BDFFBC2B92C5CCEDAB74A448C0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Method Investment, Ownership Percentage</link:label>
    <link:label id="lab_us-gaap_EquityMethodInvestmentOwnershipPercentage_589BE2BDFFBC2B92C5CCEDAB74A448C0_label_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentOwnershipPercentage_589BE2BDFFBC2B92C5CCEDAB74A448C0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Method Investment, Ownership Percentage</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EquityMethodInvestmentOwnershipPercentage" xlink:label="loc_us-gaap_EquityMethodInvestmentOwnershipPercentage_589BE2BDFFBC2B92C5CCEDAB74A448C0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityMethodInvestmentOwnershipPercentage_589BE2BDFFBC2B92C5CCEDAB74A448C0" xlink:to="lab_us-gaap_EquityMethodInvestmentOwnershipPercentage_589BE2BDFFBC2B92C5CCEDAB74A448C0" xlink:type="arc" />
    <link:label id="lab_wdc_BusinessCombinationValuationSharePriceFiveTradingDayVolumeWeightedAveragePrice_60E2B12D753B78F46C0DEDA3436FFE78_terseLabel_en-US" xlink:label="lab_wdc_BusinessCombinationValuationSharePriceFiveTradingDayVolumeWeightedAveragePrice_60E2B12D753B78F46C0DEDA3436FFE78" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business combination, valuation, share price, five trading day volume weighted average price</link:label>
    <link:label id="lab_wdc_BusinessCombinationValuationSharePriceFiveTradingDayVolumeWeightedAveragePrice_60E2B12D753B78F46C0DEDA3436FFE78_label_en-US" xlink:label="lab_wdc_BusinessCombinationValuationSharePriceFiveTradingDayVolumeWeightedAveragePrice_60E2B12D753B78F46C0DEDA3436FFE78" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Valuation, Share Price, Five Trading Day Volume Weighted Average Price</link:label>
    <link:label id="lab_wdc_BusinessCombinationValuationSharePriceFiveTradingDayVolumeWeightedAveragePrice_60E2B12D753B78F46C0DEDA3436FFE78_documentation_en-US" xlink:label="lab_wdc_BusinessCombinationValuationSharePriceFiveTradingDayVolumeWeightedAveragePrice_60E2B12D753B78F46C0DEDA3436FFE78" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Business Combination, Valuation, Share Price, Five Trading Day Volume Weighted Average Price</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_BusinessCombinationValuationSharePriceFiveTradingDayVolumeWeightedAveragePrice" xlink:label="loc_wdc_BusinessCombinationValuationSharePriceFiveTradingDayVolumeWeightedAveragePrice_60E2B12D753B78F46C0DEDA3436FFE78" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_BusinessCombinationValuationSharePriceFiveTradingDayVolumeWeightedAveragePrice_60E2B12D753B78F46C0DEDA3436FFE78" xlink:to="lab_wdc_BusinessCombinationValuationSharePriceFiveTradingDayVolumeWeightedAveragePrice_60E2B12D753B78F46C0DEDA3436FFE78" xlink:type="arc" />
    <link:label id="lab_wdc_BusinessCombinationValuationTotalEquityFiveTradingDayVolumeWeightedAverage_20BC723669892CE77E42EDA3436F831D_terseLabel_en-US" xlink:label="lab_wdc_BusinessCombinationValuationTotalEquityFiveTradingDayVolumeWeightedAverage_20BC723669892CE77E42EDA3436F831D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business combination, valuation, total equity, five trading day volume weighted average</link:label>
    <link:label id="lab_wdc_BusinessCombinationValuationTotalEquityFiveTradingDayVolumeWeightedAverage_20BC723669892CE77E42EDA3436F831D_label_en-US" xlink:label="lab_wdc_BusinessCombinationValuationTotalEquityFiveTradingDayVolumeWeightedAverage_20BC723669892CE77E42EDA3436F831D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Valuation, Total Equity, Five Trading Day Volume Weighted Average</link:label>
    <link:label id="lab_wdc_BusinessCombinationValuationTotalEquityFiveTradingDayVolumeWeightedAverage_20BC723669892CE77E42EDA3436F831D_documentation_en-US" xlink:label="lab_wdc_BusinessCombinationValuationTotalEquityFiveTradingDayVolumeWeightedAverage_20BC723669892CE77E42EDA3436F831D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Business Combination, Valuation, Total Equity, Five Trading Day Volume Weighted Average</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_BusinessCombinationValuationTotalEquityFiveTradingDayVolumeWeightedAverage" xlink:label="loc_wdc_BusinessCombinationValuationTotalEquityFiveTradingDayVolumeWeightedAverage_20BC723669892CE77E42EDA3436F831D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_BusinessCombinationValuationTotalEquityFiveTradingDayVolumeWeightedAverage_20BC723669892CE77E42EDA3436F831D" xlink:to="lab_wdc_BusinessCombinationValuationTotalEquityFiveTradingDayVolumeWeightedAverage_20BC723669892CE77E42EDA3436F831D" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionSharePrice_E4003953F527318EF3F5EDA3436F0DEF_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionSharePrice_E4003953F527318EF3F5EDA3436F0DEF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business acquisition, share price</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionSharePrice_E4003953F527318EF3F5EDA3436F0DEF_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionSharePrice_E4003953F527318EF3F5EDA3436F0DEF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Share Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionSharePrice" xlink:label="loc_us-gaap_BusinessAcquisitionSharePrice_E4003953F527318EF3F5EDA3436F0DEF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionSharePrice_E4003953F527318EF3F5EDA3436F0DEF" xlink:to="lab_us-gaap_BusinessAcquisitionSharePrice_E4003953F527318EF3F5EDA3436F0DEF" xlink:type="arc" />
    <link:label id="lab_wdc_BusinessAcquisitionShares_785891FB9806BD9BB6C1EDA3437018CE_terseLabel_en-US" xlink:label="lab_wdc_BusinessAcquisitionShares_785891FB9806BD9BB6C1EDA3437018CE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business acquisition, shares</link:label>
    <link:label id="lab_wdc_BusinessAcquisitionShares_785891FB9806BD9BB6C1EDA3437018CE_label_en-US" xlink:label="lab_wdc_BusinessAcquisitionShares_785891FB9806BD9BB6C1EDA3437018CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Shares</link:label>
    <link:label id="lab_wdc_BusinessAcquisitionShares_785891FB9806BD9BB6C1EDA3437018CE_documentation_en-US" xlink:label="lab_wdc_BusinessAcquisitionShares_785891FB9806BD9BB6C1EDA3437018CE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Business Acquisition, Shares</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_BusinessAcquisitionShares" xlink:label="loc_wdc_BusinessAcquisitionShares_785891FB9806BD9BB6C1EDA3437018CE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_BusinessAcquisitionShares_785891FB9806BD9BB6C1EDA3437018CE" xlink:to="lab_wdc_BusinessAcquisitionShares_785891FB9806BD9BB6C1EDA3437018CE" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentFaceAmount_67E7D0CFABDF05537156EDA343707B40_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentFaceAmount_67E7D0CFABDF05537156EDA343707B40" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt instrument, face amount</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentFaceAmount_67E7D0CFABDF05537156EDA343707B40_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentFaceAmount_67E7D0CFABDF05537156EDA343707B40" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Face Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_67E7D0CFABDF05537156EDA343707B40" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentFaceAmount_67E7D0CFABDF05537156EDA343707B40" xlink:to="lab_us-gaap_DebtInstrumentFaceAmount_67E7D0CFABDF05537156EDA343707B40" xlink:type="arc" />
    <link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_37FD7E2404643B00115DEDA343707F9A_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_37FD7E2404643B00115DEDA343707F9A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Line of credit facility, maximum borrowing capacity</link:label>
    <link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_37FD7E2404643B00115DEDA343707F9A_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_37FD7E2404643B00115DEDA343707F9A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Line of Credit Facility, Maximum Borrowing Capacity</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_37FD7E2404643B00115DEDA343707F9A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_37FD7E2404643B00115DEDA343707F9A" xlink:to="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_37FD7E2404643B00115DEDA343707F9A" xlink:type="arc" />
    <link:label id="lab_wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract_F707057BE1CA7BC5C8CBB5B3965CA70A_label_en-US" xlink:label="lab_wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract_F707057BE1CA7BC5C8CBB5B3965CA70A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments, Equity Securities By Maturity Date [Abstract]</link:label>
    <link:label id="lab_wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract_F707057BE1CA7BC5C8CBB5B3965CA70A_documentation_en-US" xlink:label="lab_wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract_F707057BE1CA7BC5C8CBB5B3965CA70A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Investments, Equity Securities By Maturity Date [Abstract]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract" xlink:label="loc_wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract_F707057BE1CA7BC5C8CBB5B3965CA70A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract_F707057BE1CA7BC5C8CBB5B3965CA70A" xlink:to="lab_wdc_InvestmentsEquitySecuritiesByMaturityDateAbstract_F707057BE1CA7BC5C8CBB5B3965CA70A" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_3C698F955DBF3448B23BB5B3965CC905_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_3C698F955DBF3448B23BB5B3965CC905" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Amortized Cost Basis</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_3C698F955DBF3448B23BB5B3965CC905_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_3C698F955DBF3448B23BB5B3965CC905" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_3C698F955DBF3448B23BB5B3965CC905" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_3C698F955DBF3448B23BB5B3965CC905" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_3C698F955DBF3448B23BB5B3965CC905" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_CDF386A16AF1E9B095BDB5B3965C6C47_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_CDF386A16AF1E9B095BDB5B3965C6C47" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Year Two Through Five, Amortized Cost Basis</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_CDF386A16AF1E9B095BDB5B3965C6C47_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_CDF386A16AF1E9B095BDB5B3965C6C47" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Year Two Through Five, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_CDF386A16AF1E9B095BDB5B3965C6C47" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_CDF386A16AF1E9B095BDB5B3965C6C47" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_CDF386A16AF1E9B095BDB5B3965C6C47" xlink:type="arc" />
    <link:label id="lab_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsAmortizedCost_87F2A0E30DF406B691C9B5B3965CB14D_terseLabel_en-US" xlink:label="lab_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsAmortizedCost_87F2A0E30DF406B691C9B5B3965CB14D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available For Sale Securities Debt Maturities After Five Years Amortized Cost</link:label>
    <link:label id="lab_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsAmortizedCost_87F2A0E30DF406B691C9B5B3965CB14D_label_en-US" xlink:label="lab_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsAmortizedCost_87F2A0E30DF406B691C9B5B3965CB14D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available For Sale Securities Debt Maturities After Five Years Amortized Cost</link:label>
    <link:label id="lab_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsAmortizedCost_87F2A0E30DF406B691C9B5B3965CB14D_documentation_en-US" xlink:label="lab_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsAmortizedCost_87F2A0E30DF406B691C9B5B3965CB14D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">This item represents available-for-sale debt securities, at cost, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments, as defined), and fair value hedge accounting adjustments, if any, which are expected to mature after five years from the balance sheet date.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsAmortizedCost" xlink:label="loc_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsAmortizedCost_87F2A0E30DF406B691C9B5B3965CB14D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsAmortizedCost_87F2A0E30DF406B691C9B5B3965CB14D" xlink:to="lab_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsAmortizedCost_87F2A0E30DF406B691C9B5B3965CB14D" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_B9F0C2F2EC5A37D54211B5B3965CFFF6_totalLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_B9F0C2F2EC5A37D54211B5B3965CFFF6" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Amortized Cost Basis</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_B9F0C2F2EC5A37D54211B5B3965CFFF6_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_B9F0C2F2EC5A37D54211B5B3965CFFF6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Debt Securities, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_B9F0C2F2EC5A37D54211B5B3965CFFF6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_B9F0C2F2EC5A37D54211B5B3965CFFF6" xlink:to="lab_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_B9F0C2F2EC5A37D54211B5B3965CFFF6" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_C489F4E07F3E2299BB2BB5B3965C3FA9_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_C489F4E07F3E2299BB2BB5B3965C3FA9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Fair Value</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_C489F4E07F3E2299BB2BB5B3965C3FA9_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_C489F4E07F3E2299BB2BB5B3965C3FA9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_C489F4E07F3E2299BB2BB5B3965C3FA9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_C489F4E07F3E2299BB2BB5B3965C3FA9" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_C489F4E07F3E2299BB2BB5B3965C3FA9" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_5F7BBD9386F052590192B5B3965C34C4_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_5F7BBD9386F052590192B5B3965C34C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Year Two Through Five, Fair Value</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_5F7BBD9386F052590192B5B3965C34C4_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_5F7BBD9386F052590192B5B3965C34C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Year Two Through Five, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_5F7BBD9386F052590192B5B3965C34C4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_5F7BBD9386F052590192B5B3965C34C4" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_5F7BBD9386F052590192B5B3965C34C4" xlink:type="arc" />
    <link:label id="lab_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsFairValue_D7999DBED0AECDB25FC1B5B3965C9EBD_terseLabel_en-US" xlink:label="lab_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsFairValue_D7999DBED0AECDB25FC1B5B3965C9EBD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities After Five Years, Fair Value</link:label>
    <link:label id="lab_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsFairValue_D7999DBED0AECDB25FC1B5B3965C9EBD_label_en-US" xlink:label="lab_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsFairValue_D7999DBED0AECDB25FC1B5B3965C9EBD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, after Five Years Fair Value</link:label>
    <link:label id="lab_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsFairValue_D7999DBED0AECDB25FC1B5B3965C9EBD_documentation_en-US" xlink:label="lab_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsFairValue_D7999DBED0AECDB25FC1B5B3965C9EBD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">This item represents the fair value of available-for-sale debt securities which are expected to mature after five years from the balance sheet date.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsFairValue" xlink:label="loc_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsFairValue_D7999DBED0AECDB25FC1B5B3965C9EBD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsFairValue_D7999DBED0AECDB25FC1B5B3965C9EBD" xlink:to="lab_wdc_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsFairValue_D7999DBED0AECDB25FC1B5B3965C9EBD" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_F4FF0FCCAFF32905E26AB5B3965C7C2E_totalLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_F4FF0FCCAFF32905E26AB5B3965C7C2E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Fair Value</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_F4FF0FCCAFF32905E26AB5B3965C7C2E_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_F4FF0FCCAFF32905E26AB5B3965C7C2E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_F4FF0FCCAFF32905E26AB5B3965C7C2E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_F4FF0FCCAFF32905E26AB5B3965C7C2E" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtSecurities_F4FF0FCCAFF32905E26AB5B3965C7C2E" xlink:type="arc" />
    <link:label id="lab_us-gaap_CompensationAndRetirementDisclosureAbstract_1B80A647535C90C142D0B415FE5D7977_label_en-US" xlink:label="lab_us-gaap_CompensationAndRetirementDisclosureAbstract_1B80A647535C90C142D0B415FE5D7977" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Compensation and Retirement Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_1B80A647535C90C142D0B415FE5D7977" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_1B80A647535C90C142D0B415FE5D7977" xlink:to="lab_us-gaap_CompensationAndRetirementDisclosureAbstract_1B80A647535C90C142D0B415FE5D7977" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_D09D0D15B0C24BBFE72FB415FE5D6DF5_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_D09D0D15B0C24BBFE72FB415FE5D6DF5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unfunded Status of Benefit Obligations and Plan Assets</link:label>
    <link:label id="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_D09D0D15B0C24BBFE72FB415FE5D6DF5_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_D09D0D15B0C24BBFE72FB415FE5D6DF5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Defined Benefit Plans Disclosures [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_D09D0D15B0C24BBFE72FB415FE5D6DF5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_D09D0D15B0C24BBFE72FB415FE5D6DF5" xlink:to="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock_D09D0D15B0C24BBFE72FB415FE5D6DF5" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock_1CA0E656459228E70633B415FE5D9FC0_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock_1CA0E656459228E70633B415FE5D9FC0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unfunded Amounts Recognized on Consolidated Balance Sheet</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock_1CA0E656459228E70633B415FE5D9FC0_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock_1CA0E656459228E70633B415FE5D9FC0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Amounts Recognized in Balance Sheet [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock_1CA0E656459228E70633B415FE5D9FC0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock_1CA0E656459228E70633B415FE5D9FC0" xlink:to="lab_us-gaap_ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock_1CA0E656459228E70633B415FE5D9FC0" xlink:type="arc" />
    <link:label id="lab_wdc_StockOptionActivityAbstract_A9AC8913B461AD94F76EECCC77682F45_label_en-US" xlink:label="lab_wdc_StockOptionActivityAbstract_A9AC8913B461AD94F76EECCC77682F45" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Option Activity [Abstract]</link:label>
    <link:label id="lab_wdc_StockOptionActivityAbstract_A9AC8913B461AD94F76EECCC77682F45_documentation_en-US" xlink:label="lab_wdc_StockOptionActivityAbstract_A9AC8913B461AD94F76EECCC77682F45" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Stock Option Activity [Abstract]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_StockOptionActivityAbstract" xlink:label="loc_wdc_StockOptionActivityAbstract_A9AC8913B461AD94F76EECCC77682F45" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_StockOptionActivityAbstract_A9AC8913B461AD94F76EECCC77682F45" xlink:to="lab_wdc_StockOptionActivityAbstract_A9AC8913B461AD94F76EECCC77682F45" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_8665CAF7B1BF5419F368ECCC776D1A4D_verboseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_8665CAF7B1BF5419F368ECCC776D1A4D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Options, Granted in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_8665CAF7B1BF5419F368ECCC776D1A4D_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_8665CAF7B1BF5419F368ECCC776D1A4D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_8665CAF7B1BF5419F368ECCC776D1A4D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_8665CAF7B1BF5419F368ECCC776D1A4D" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_8665CAF7B1BF5419F368ECCC776D1A4D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_6D1341CD40A7240344F9ECCC776E81F5_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_6D1341CD40A7240344F9ECCC776E81F5" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Options outstanding, Beginning Balance, Numbers of Shares</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_6D1341CD40A7240344F9ECCC776E81F5_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_6D1341CD40A7240344F9ECCC776E81F5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_6D1341CD40A7240344F9ECCC776E81F5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_6D1341CD40A7240344F9ECCC776E81F5" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_6D1341CD40A7240344F9ECCC776E81F5" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_3335CC9707557D19768BECCC776EEC8A_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_3335CC9707557D19768BECCC776EEC8A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Granted, Number of Shares</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_3335CC9707557D19768BECCC776EEC8A_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_3335CC9707557D19768BECCC776EEC8A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_3335CC9707557D19768BECCC776EEC8A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_3335CC9707557D19768BECCC776EEC8A" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_3335CC9707557D19768BECCC776EEC8A" xlink:type="arc" />
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumedInPeriod_6CFAD3BEFE1322D96AFAECCC776E7FCD_terseLabel_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumedInPeriod_6CFAD3BEFE1322D96AFAECCC776E7FCD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share Based Compensation Arrangement By Share Based Payment Award Options Assumed In Period</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumedInPeriod_6CFAD3BEFE1322D96AFAECCC776E7FCD_label_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumedInPeriod_6CFAD3BEFE1322D96AFAECCC776E7FCD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Compensation Arrangement By Share Based Payment Award Options Assumed In Period</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumedInPeriod_6CFAD3BEFE1322D96AFAECCC776E7FCD_documentation_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumedInPeriod_6CFAD3BEFE1322D96AFAECCC776E7FCD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Net number of share options (or share units) assumed during the period in a business combination.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumedInPeriod" xlink:label="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumedInPeriod_6CFAD3BEFE1322D96AFAECCC776E7FCD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumedInPeriod_6CFAD3BEFE1322D96AFAECCC776E7FCD" xlink:to="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAssumedInPeriod_6CFAD3BEFE1322D96AFAECCC776E7FCD" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_EC6EB0CC18E1AD4F24FEECCC776EC1A1_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_EC6EB0CC18E1AD4F24FEECCC776EC1A1" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Exercised, Number of Shares</link:label>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_EC6EB0CC18E1AD4F24FEECCC776EC1A1_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_EC6EB0CC18E1AD4F24FEECCC776EC1A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_EC6EB0CC18E1AD4F24FEECCC776EC1A1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_EC6EB0CC18E1AD4F24FEECCC776EC1A1" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_EC6EB0CC18E1AD4F24FEECCC776EC1A1" xlink:type="arc" />
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsCanceledorExpiredInPeriod_65C9BEC444DF472D31D2ECCC776E779A_negatedTerseLabel_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsCanceledorExpiredInPeriod_65C9BEC444DF472D31D2ECCC776E779A" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Options Canceled or Expired In Period</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsCanceledorExpiredInPeriod_65C9BEC444DF472D31D2ECCC776E779A_label_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsCanceledorExpiredInPeriod_65C9BEC444DF472D31D2ECCC776E779A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Compensation Arrangement By Share Based Payment Award Options Canceled or Expired In Period</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsCanceledorExpiredInPeriod_65C9BEC444DF472D31D2ECCC776E779A_documentation_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsCanceledorExpiredInPeriod_65C9BEC444DF472D31D2ECCC776E779A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share Based Compensation Arrangement By Share Based Payment Award Options Canceled or Expired In Period</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsCanceledorExpiredInPeriod" xlink:label="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsCanceledorExpiredInPeriod_65C9BEC444DF472D31D2ECCC776E779A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsCanceledorExpiredInPeriod_65C9BEC444DF472D31D2ECCC776E779A" xlink:to="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsCanceledorExpiredInPeriod_65C9BEC444DF472D31D2ECCC776E779A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2C8F0F55ADE7E9DFC7D1ECCC776E9F0B_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2C8F0F55ADE7E9DFC7D1ECCC776E9F0B" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Options outstanding, Ending Balance, Numbers of Shares</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2C8F0F55ADE7E9DFC7D1ECCC776E9F0B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2C8F0F55ADE7E9DFC7D1ECCC776E9F0B" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2C8F0F55ADE7E9DFC7D1ECCC776E9F0B" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_A4026FB4227FE83EE3B9ECCC776E16F7_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_A4026FB4227FE83EE3B9ECCC776E16F7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercisable at October 2, 2015</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_A4026FB4227FE83EE3B9ECCC776E16F7_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_A4026FB4227FE83EE3B9ECCC776E16F7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_A4026FB4227FE83EE3B9ECCC776E16F7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_A4026FB4227FE83EE3B9ECCC776E16F7" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_A4026FB4227FE83EE3B9ECCC776E16F7" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_B6258E102E4FB35CD402ECCC776E5D58_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_B6258E102E4FB35CD402ECCC776E5D58" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Vested and expected to vest after October 2, 2015</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_B6258E102E4FB35CD402ECCC776E5D58_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_B6258E102E4FB35CD402ECCC776E5D58" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_B6258E102E4FB35CD402ECCC776E5D58" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_B6258E102E4FB35CD402ECCC776E5D58" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_B6258E102E4FB35CD402ECCC776E5D58" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_4F20AE1AD78EF3AA072DECCC776ED0F7_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_4F20AE1AD78EF3AA072DECCC776ED0F7" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Options outstanding, Beginning Balance, Weighted Average Exercise Price Per Share</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_4F20AE1AD78EF3AA072DECCC776ED0F7_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_4F20AE1AD78EF3AA072DECCC776ED0F7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_4F20AE1AD78EF3AA072DECCC776ED0F7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_4F20AE1AD78EF3AA072DECCC776ED0F7" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_4F20AE1AD78EF3AA072DECCC776ED0F7" xlink:type="arc" />
    <link:label id="lab_wdc_ShareBasedCompensationOptionsGrantedWeightedAverageExercisePrice_6B6E7932F78CC9193776ECCC776E4E94_terseLabel_en-US" xlink:label="lab_wdc_ShareBasedCompensationOptionsGrantedWeightedAverageExercisePrice_6B6E7932F78CC9193776ECCC776E4E94" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Granted, Weighted Average Exercise Price Per Share</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationOptionsGrantedWeightedAverageExercisePrice_6B6E7932F78CC9193776ECCC776E4E94_label_en-US" xlink:label="lab_wdc_ShareBasedCompensationOptionsGrantedWeightedAverageExercisePrice_6B6E7932F78CC9193776ECCC776E4E94" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Compensation Options Granted Weighted Average Exercise Price</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationOptionsGrantedWeightedAverageExercisePrice_6B6E7932F78CC9193776ECCC776E4E94_documentation_en-US" xlink:label="lab_wdc_ShareBasedCompensationOptionsGrantedWeightedAverageExercisePrice_6B6E7932F78CC9193776ECCC776E4E94" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The weighted average exercise price of options granted as share based compensation.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ShareBasedCompensationOptionsGrantedWeightedAverageExercisePrice" xlink:label="loc_wdc_ShareBasedCompensationOptionsGrantedWeightedAverageExercisePrice_6B6E7932F78CC9193776ECCC776E4E94" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ShareBasedCompensationOptionsGrantedWeightedAverageExercisePrice_6B6E7932F78CC9193776ECCC776E4E94" xlink:to="lab_wdc_ShareBasedCompensationOptionsGrantedWeightedAverageExercisePrice_6B6E7932F78CC9193776ECCC776E4E94" xlink:type="arc" />
    <link:label id="lab_wdc_ShareBasedCompensationOptionsAssumedWeightedAverageExercisePrice_DC005AF743A1039BA070ECCC776ECD57_terseLabel_en-US" xlink:label="lab_wdc_ShareBasedCompensationOptionsAssumedWeightedAverageExercisePrice_DC005AF743A1039BA070ECCC776ECD57" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share Based Compensation Options Assumed Weighted Average Exercise Price</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationOptionsAssumedWeightedAverageExercisePrice_DC005AF743A1039BA070ECCC776ECD57_label_en-US" xlink:label="lab_wdc_ShareBasedCompensationOptionsAssumedWeightedAverageExercisePrice_DC005AF743A1039BA070ECCC776ECD57" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Compensation Options Assumed Weighted Average Exercise Price</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationOptionsAssumedWeightedAverageExercisePrice_DC005AF743A1039BA070ECCC776ECD57_documentation_en-US" xlink:label="lab_wdc_ShareBasedCompensationOptionsAssumedWeightedAverageExercisePrice_DC005AF743A1039BA070ECCC776ECD57" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The weighted average exercise price of options assumed in a business combination as share based compensation.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ShareBasedCompensationOptionsAssumedWeightedAverageExercisePrice" xlink:label="loc_wdc_ShareBasedCompensationOptionsAssumedWeightedAverageExercisePrice_DC005AF743A1039BA070ECCC776ECD57" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ShareBasedCompensationOptionsAssumedWeightedAverageExercisePrice_DC005AF743A1039BA070ECCC776ECD57" xlink:to="lab_wdc_ShareBasedCompensationOptionsAssumedWeightedAverageExercisePrice_DC005AF743A1039BA070ECCC776ECD57" xlink:type="arc" />
    <link:label id="lab_wdc_ShareBasedCompensationOptionsExercisesInPeriodWeightedAverageExercisePrice_E2CC207FBC0998FE5C50ECCC776E332E_terseLabel_en-US" xlink:label="lab_wdc_ShareBasedCompensationOptionsExercisesInPeriodWeightedAverageExercisePrice_E2CC207FBC0998FE5C50ECCC776E332E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercised, Weighted Average Exercise Price Per Share</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationOptionsExercisesInPeriodWeightedAverageExercisePrice_E2CC207FBC0998FE5C50ECCC776E332E_label_en-US" xlink:label="lab_wdc_ShareBasedCompensationOptionsExercisesInPeriodWeightedAverageExercisePrice_E2CC207FBC0998FE5C50ECCC776E332E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Compensation Options Exercises In Period Weighted Average Exercise Price</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationOptionsExercisesInPeriodWeightedAverageExercisePrice_E2CC207FBC0998FE5C50ECCC776E332E_documentation_en-US" xlink:label="lab_wdc_ShareBasedCompensationOptionsExercisesInPeriodWeightedAverageExercisePrice_E2CC207FBC0998FE5C50ECCC776E332E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The weighted average price at which option holders acquired shares when converting their stock options into shares.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ShareBasedCompensationOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="loc_wdc_ShareBasedCompensationOptionsExercisesInPeriodWeightedAverageExercisePrice_E2CC207FBC0998FE5C50ECCC776E332E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ShareBasedCompensationOptionsExercisesInPeriodWeightedAverageExercisePrice_E2CC207FBC0998FE5C50ECCC776E332E" xlink:to="lab_wdc_ShareBasedCompensationOptionsExercisesInPeriodWeightedAverageExercisePrice_E2CC207FBC0998FE5C50ECCC776E332E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_2E0358C197EB20C013F6ECCC776E024A_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_2E0358C197EB20C013F6ECCC776E024A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Canceled or expired, Weighted Average Exercise Price Per Share</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_2E0358C197EB20C013F6ECCC776E024A_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_2E0358C197EB20C013F6ECCC776E024A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_2E0358C197EB20C013F6ECCC776E024A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_2E0358C197EB20C013F6ECCC776E024A" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_2E0358C197EB20C013F6ECCC776E024A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_6A4ED1CD5B71B601F9CBECCC776E6D0C_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_6A4ED1CD5B71B601F9CBECCC776E6D0C" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Options outstanding, Ending Balance, Weighted Average Exercise Price Per Share</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_6A4ED1CD5B71B601F9CBECCC776E6D0C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_6A4ED1CD5B71B601F9CBECCC776E6D0C" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_6A4ED1CD5B71B601F9CBECCC776E6D0C" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_444330A155984C7AD14DECCC776FA309_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_444330A155984C7AD14DECCC776FA309" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercisable at October 2, 2015, Weighted Average Exercise Price Per Share</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_444330A155984C7AD14DECCC776FA309_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_444330A155984C7AD14DECCC776FA309" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_444330A155984C7AD14DECCC776FA309" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_444330A155984C7AD14DECCC776FA309" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_444330A155984C7AD14DECCC776FA309" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_FCE245B55DF1396B0333ECCC7774779F_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_FCE245B55DF1396B0333ECCC7774779F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Vested and expected to vest after October 2, 2015, Weighted Average Exercise Price Per Share</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_FCE245B55DF1396B0333ECCC7774779F_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_FCE245B55DF1396B0333ECCC7774779F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_FCE245B55DF1396B0333ECCC7774779F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_FCE245B55DF1396B0333ECCC7774779F" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_FCE245B55DF1396B0333ECCC7774779F" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_FA77D733B516FFE65D96ECCC7774F1D8_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_FA77D733B516FFE65D96ECCC7774F1D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Options outstanding at October 2, 2015, Weighted Average Remaining Contractual Life (in years)</link:label>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_FA77D733B516FFE65D96ECCC7774F1D8_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_FA77D733B516FFE65D96ECCC7774F1D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_FA77D733B516FFE65D96ECCC7774F1D8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_FA77D733B516FFE65D96ECCC7774F1D8" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_FA77D733B516FFE65D96ECCC7774F1D8" xlink:type="arc" />
    <link:label id="lab_wdc_ShareBasedCompensationOptionsExercisableRemainingContractualLife_9628BD5AA7364A9C0F3DECCC77747490_terseLabel_en-US" xlink:label="lab_wdc_ShareBasedCompensationOptionsExercisableRemainingContractualLife_9628BD5AA7364A9C0F3DECCC77747490" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercisable at October 2, 2015, Weighted Average Remaining Contractual Life (in years)</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationOptionsExercisableRemainingContractualLife_9628BD5AA7364A9C0F3DECCC77747490_label_en-US" xlink:label="lab_wdc_ShareBasedCompensationOptionsExercisableRemainingContractualLife_9628BD5AA7364A9C0F3DECCC77747490" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Compensation Options Exercisable Remaining Contractual Life</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationOptionsExercisableRemainingContractualLife_9628BD5AA7364A9C0F3DECCC77747490_documentation_en-US" xlink:label="lab_wdc_ShareBasedCompensationOptionsExercisableRemainingContractualLife_9628BD5AA7364A9C0F3DECCC77747490" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The weighted average remaining contractual life of options exercisable at the end of the period expressed in years.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ShareBasedCompensationOptionsExercisableRemainingContractualLife" xlink:label="loc_wdc_ShareBasedCompensationOptionsExercisableRemainingContractualLife_9628BD5AA7364A9C0F3DECCC77747490" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ShareBasedCompensationOptionsExercisableRemainingContractualLife_9628BD5AA7364A9C0F3DECCC77747490" xlink:to="lab_wdc_ShareBasedCompensationOptionsExercisableRemainingContractualLife_9628BD5AA7364A9C0F3DECCC77747490" xlink:type="arc" />
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentsAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm_3B5211B272F2C5DFA277ECCC777495DC_terseLabel_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentsAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm_3B5211B272F2C5DFA277ECCC777495DC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Vested and expected to vest after October 2, 2015, Weighted Average Remaining Contractual Life (in years)</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentsAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm_3B5211B272F2C5DFA277ECCC777495DC_label_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentsAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm_3B5211B272F2C5DFA277ECCC777495DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Compensation Arrangement By Share Based Payments Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentsAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm_3B5211B272F2C5DFA277ECCC777495DC_documentation_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentsAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm_3B5211B272F2C5DFA277ECCC777495DC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share based payments award options vested and expected to vest outstanding weighted average remaining contractual term.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ShareBasedCompensationArrangementByShareBasedPaymentsAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm" xlink:label="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentsAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm_3B5211B272F2C5DFA277ECCC777495DC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentsAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm_3B5211B272F2C5DFA277ECCC777495DC" xlink:to="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentsAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm_3B5211B272F2C5DFA277ECCC777495DC" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_EA2395798D76D0498684ECCC7774DA18_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_EA2395798D76D0498684ECCC7774DA18" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Options outstanding at October 2, 2015, Aggregate Intrinsic Value</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_EA2395798D76D0498684ECCC7774DA18_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_EA2395798D76D0498684ECCC7774DA18" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_EA2395798D76D0498684ECCC7774DA18" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_EA2395798D76D0498684ECCC7774DA18" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_EA2395798D76D0498684ECCC7774DA18" xlink:type="arc" />
    <link:label id="lab_wdc_ShareBasedCompensationOptionsExercisableIntrinsicValue_A2E167ED2453F18CE799ECCC7774AA26_terseLabel_en-US" xlink:label="lab_wdc_ShareBasedCompensationOptionsExercisableIntrinsicValue_A2E167ED2453F18CE799ECCC7774AA26" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercisable at October 2, 2015, Aggregate Intrinsic Value</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationOptionsExercisableIntrinsicValue_A2E167ED2453F18CE799ECCC7774AA26_label_en-US" xlink:label="lab_wdc_ShareBasedCompensationOptionsExercisableIntrinsicValue_A2E167ED2453F18CE799ECCC7774AA26" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Compensation Options Exercisable Intrinsic Value</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationOptionsExercisableIntrinsicValue_A2E167ED2453F18CE799ECCC7774AA26_documentation_en-US" xlink:label="lab_wdc_ShareBasedCompensationOptionsExercisableIntrinsicValue_A2E167ED2453F18CE799ECCC7774AA26" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices of vested portions of options outstanding and exercisable as of the end of the period.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ShareBasedCompensationOptionsExercisableIntrinsicValue" xlink:label="loc_wdc_ShareBasedCompensationOptionsExercisableIntrinsicValue_A2E167ED2453F18CE799ECCC7774AA26" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ShareBasedCompensationOptionsExercisableIntrinsicValue_A2E167ED2453F18CE799ECCC7774AA26" xlink:to="lab_wdc_ShareBasedCompensationOptionsExercisableIntrinsicValue_A2E167ED2453F18CE799ECCC7774AA26" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_3CA130AC4F1231A81D43ECCC77744E35_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_3CA130AC4F1231A81D43ECCC77744E35" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Vested and expected to vest after October 2, 2015, Aggregate Intrinsic Value</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_3CA130AC4F1231A81D43ECCC77744E35_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_3CA130AC4F1231A81D43ECCC77744E35" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_3CA130AC4F1231A81D43ECCC77744E35" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_3CA130AC4F1231A81D43ECCC77744E35" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_3CA130AC4F1231A81D43ECCC77744E35" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_283797B2A6658D0A951FDEDB7F7E0EB4_label_en-US" xlink:label="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_283797B2A6658D0A951FDEDB7F7E0EB4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of Compensation Related Costs, Share-based Payments [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_283797B2A6658D0A951FDEDB7F7E0EB4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_283797B2A6658D0A951FDEDB7F7E0EB4" xlink:to="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_283797B2A6658D0A951FDEDB7F7E0EB4" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_47B95B0CAF833D4A2B66DEDB7F7E8CB7_terseLabel_en-US" xlink:label="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_47B95B0CAF833D4A2B66DEDB7F7E8CB7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock-Based Compensation</link:label>
    <link:label id="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_47B95B0CAF833D4A2B66DEDB7F7E8CB7_label_en-US" xlink:label="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_47B95B0CAF833D4A2B66DEDB7F7E8CB7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of Compensation Related Costs, Share-based Payments [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_47B95B0CAF833D4A2B66DEDB7F7E8CB7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_47B95B0CAF833D4A2B66DEDB7F7E8CB7" xlink:to="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_47B95B0CAF833D4A2B66DEDB7F7E8CB7" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementOfCashFlowsAbstract_6774C354683819B57525DA631874AC7E_label_en-US" xlink:label="lab_us-gaap_StatementOfCashFlowsAbstract_6774C354683819B57525DA631874AC7E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Cash Flows [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_6774C354683819B57525DA631874AC7E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_6774C354683819B57525DA631874AC7E" xlink:to="lab_us-gaap_StatementOfCashFlowsAbstract_6774C354683819B57525DA631874AC7E" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_04B05FCB0147AE4B8DD7DA631874A287_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_04B05FCB0147AE4B8DD7DA631874A287" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows from operating activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_04B05FCB0147AE4B8DD7DA631874A287_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_04B05FCB0147AE4B8DD7DA631874A287" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_04B05FCB0147AE4B8DD7DA631874A287" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_04B05FCB0147AE4B8DD7DA631874A287" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_04B05FCB0147AE4B8DD7DA631874A287" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetIncomeLoss_1036424397CC5B9AA7D1DA631874B103_terseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_1036424397CC5B9AA7D1DA631874B103" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net income</link:label>
    <link:label id="lab_us-gaap_NetIncomeLoss_1036424397CC5B9AA7D1DA631874B103_label_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_1036424397CC5B9AA7D1DA631874B103" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Income (Loss) Attributable to Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_1036424397CC5B9AA7D1DA631874B103" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLoss_1036424397CC5B9AA7D1DA631874B103" xlink:to="lab_us-gaap_NetIncomeLoss_1036424397CC5B9AA7D1DA631874B103" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_F73FDD6CDFF9C1D36859DA631874F22B_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_F73FDD6CDFF9C1D36859DA631874F22B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Adjustments to reconcile net income to net cash provided by operations:</link:label>
    <link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_F73FDD6CDFF9C1D36859DA631874F22B_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_F73FDD6CDFF9C1D36859DA631874F22B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_F73FDD6CDFF9C1D36859DA631874F22B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_F73FDD6CDFF9C1D36859DA631874F22B" xlink:to="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_F73FDD6CDFF9C1D36859DA631874F22B" xlink:type="arc" />
    <link:label id="lab_us-gaap_DepreciationAndAmortization_4306EFCCEBFE078A27E8DA631874EC56_terseLabel_en-US" xlink:label="lab_us-gaap_DepreciationAndAmortization_4306EFCCEBFE078A27E8DA631874EC56" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Depreciation and amortization</link:label>
    <link:label id="lab_us-gaap_DepreciationAndAmortization_4306EFCCEBFE078A27E8DA631874EC56_label_en-US" xlink:label="lab_us-gaap_DepreciationAndAmortization_4306EFCCEBFE078A27E8DA631874EC56" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Depreciation, Depletion and Amortization, Nonproduction</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DepreciationAndAmortization" xlink:label="loc_us-gaap_DepreciationAndAmortization_4306EFCCEBFE078A27E8DA631874EC56" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DepreciationAndAmortization_4306EFCCEBFE078A27E8DA631874EC56" xlink:to="lab_us-gaap_DepreciationAndAmortization_4306EFCCEBFE078A27E8DA631874EC56" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensation_50EB99A64542CF4DD47ADA631874F9A8_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_50EB99A64542CF4DD47ADA631874F9A8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock-based Compensation</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensation_50EB99A64542CF4DD47ADA631874F9A8_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_50EB99A64542CF4DD47ADA631874F9A8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_50EB99A64542CF4DD47ADA631874F9A8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensation_50EB99A64542CF4DD47ADA631874F9A8" xlink:to="lab_us-gaap_ShareBasedCompensation_50EB99A64542CF4DD47ADA631874F9A8" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_CB9E3F8F4A155BBD4F73DA63187436FC_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_CB9E3F8F4A155BBD4F73DA63187436FC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred income taxes</link:label>
    <link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_CB9E3F8F4A155BBD4F73DA63187436FC_label_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_CB9E3F8F4A155BBD4F73DA63187436FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Income Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_CB9E3F8F4A155BBD4F73DA63187436FC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_CB9E3F8F4A155BBD4F73DA63187436FC" xlink:to="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_CB9E3F8F4A155BBD4F73DA63187436FC" xlink:type="arc" />
    <link:label id="lab_wdc_GainOnInsuranceRecovery_3C097635FDBA8FA68090DA631874AE00_terseLabel_en-US" xlink:label="lab_wdc_GainOnInsuranceRecovery_3C097635FDBA8FA68090DA631874AE00" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gain from insurance recovery</link:label>
    <link:label id="lab_wdc_GainOnInsuranceRecovery_3C097635FDBA8FA68090DA631874AE00_label_en-US" xlink:label="lab_wdc_GainOnInsuranceRecovery_3C097635FDBA8FA68090DA631874AE00" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain On Insurance Recovery</link:label>
    <link:label id="lab_wdc_GainOnInsuranceRecovery_3C097635FDBA8FA68090DA631874AE00_documentation_en-US" xlink:label="lab_wdc_GainOnInsuranceRecovery_3C097635FDBA8FA68090DA631874AE00" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Total gain realized as a result of insurance recovery received.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_GainOnInsuranceRecovery" xlink:label="loc_wdc_GainOnInsuranceRecovery_3C097635FDBA8FA68090DA631874AE00" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_GainOnInsuranceRecovery_3C097635FDBA8FA68090DA631874AE00" xlink:to="lab_wdc_GainOnInsuranceRecovery_3C097635FDBA8FA68090DA631874AE00" xlink:type="arc" />
    <link:label id="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_E6232FD2205D81742DC4DA63187447AF_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_E6232FD2205D81742DC4DA63187447AF" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Loss on disposal of assets</link:label>
    <link:label id="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_E6232FD2205D81742DC4DA63187447AF_label_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_E6232FD2205D81742DC4DA63187447AF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain (Loss) on Disposition of Property Plant Equipment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:label="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_E6232FD2205D81742DC4DA63187447AF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_E6232FD2205D81742DC4DA63187447AF" xlink:to="lab_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_E6232FD2205D81742DC4DA63187447AF" xlink:type="arc" />
    <link:label id="lab_wdc_NonCashPortionOfEmployeeTerminationBenefitsAndOtherCharges_C295DFD812707E1A67F5DA6318745672_terseLabel_en-US" xlink:label="lab_wdc_NonCashPortionOfEmployeeTerminationBenefitsAndOtherCharges_C295DFD812707E1A67F5DA6318745672" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-cash portion of employee termination benefits, asset impairment and other charges</link:label>
    <link:label id="lab_wdc_NonCashPortionOfEmployeeTerminationBenefitsAndOtherCharges_C295DFD812707E1A67F5DA6318745672_label_en-US" xlink:label="lab_wdc_NonCashPortionOfEmployeeTerminationBenefitsAndOtherCharges_C295DFD812707E1A67F5DA6318745672" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non Cash Portion Of Employee Termination Benefits And Other Charges</link:label>
    <link:label id="lab_wdc_NonCashPortionOfEmployeeTerminationBenefitsAndOtherCharges_C295DFD812707E1A67F5DA6318745672_documentation_en-US" xlink:label="lab_wdc_NonCashPortionOfEmployeeTerminationBenefitsAndOtherCharges_C295DFD812707E1A67F5DA6318745672" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Non Cash Portion Of Employee Termination Benefits And Other Charges</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_NonCashPortionOfEmployeeTerminationBenefitsAndOtherCharges" xlink:label="loc_wdc_NonCashPortionOfEmployeeTerminationBenefitsAndOtherCharges_C295DFD812707E1A67F5DA6318745672" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_NonCashPortionOfEmployeeTerminationBenefitsAndOtherCharges_C295DFD812707E1A67F5DA6318745672" xlink:to="lab_wdc_NonCashPortionOfEmployeeTerminationBenefitsAndOtherCharges_C295DFD812707E1A67F5DA6318745672" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherOperatingActivitiesCashFlowStatement_6C5BD8067A8B09A0B564DA6318742FBC_terseLabel_en-US" xlink:label="lab_us-gaap_OtherOperatingActivitiesCashFlowStatement_6C5BD8067A8B09A0B564DA6318742FBC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Operating Activities, Cash Flow Statement</link:label>
    <link:label id="lab_us-gaap_OtherOperatingActivitiesCashFlowStatement_6C5BD8067A8B09A0B564DA6318742FBC_label_en-US" xlink:label="lab_us-gaap_OtherOperatingActivitiesCashFlowStatement_6C5BD8067A8B09A0B564DA6318742FBC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Operating Activities, Cash Flow Statement</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherOperatingActivitiesCashFlowStatement" xlink:label="loc_us-gaap_OtherOperatingActivitiesCashFlowStatement_6C5BD8067A8B09A0B564DA6318742FBC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherOperatingActivitiesCashFlowStatement_6C5BD8067A8B09A0B564DA6318742FBC" xlink:to="lab_us-gaap_OtherOperatingActivitiesCashFlowStatement_6C5BD8067A8B09A0B564DA6318742FBC" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_3A3D43FA427D2EDC36F3DA631875EF1A_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_3A3D43FA427D2EDC36F3DA631875EF1A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Changes in:</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_3A3D43FA427D2EDC36F3DA631875EF1A_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_3A3D43FA427D2EDC36F3DA631875EF1A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Operating Capital [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_3A3D43FA427D2EDC36F3DA631875EF1A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_3A3D43FA427D2EDC36F3DA631875EF1A" xlink:to="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_3A3D43FA427D2EDC36F3DA631875EF1A" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_7255E64937E8EF9B3A0BDA631875472D_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_7255E64937E8EF9B3A0BDA631875472D" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Accounts receivable, net</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_7255E64937E8EF9B3A0BDA631875472D_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_7255E64937E8EF9B3A0BDA631875472D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Accounts Receivable</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_7255E64937E8EF9B3A0BDA631875472D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_7255E64937E8EF9B3A0BDA631875472D" xlink:to="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_7255E64937E8EF9B3A0BDA631875472D" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInInventories_482ADBB0DE65F3EDDAE8DA631875A919_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInventories_482ADBB0DE65F3EDDAE8DA631875A919" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Inventories</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInInventories_482ADBB0DE65F3EDDAE8DA631875A919_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInventories_482ADBB0DE65F3EDDAE8DA631875A919" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Inventories</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_482ADBB0DE65F3EDDAE8DA631875A919" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInInventories_482ADBB0DE65F3EDDAE8DA631875A919" xlink:to="lab_us-gaap_IncreaseDecreaseInInventories_482ADBB0DE65F3EDDAE8DA631875A919" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayableTrade_389A2B55C31B656CC47FDA631875F4FE_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayableTrade_389A2B55C31B656CC47FDA631875F4FE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accounts payable</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayableTrade_389A2B55C31B656CC47FDA631875F4FE_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayableTrade_389A2B55C31B656CC47FDA631875F4FE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Accounts Payable, Trade</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableTrade" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableTrade_389A2B55C31B656CC47FDA631875F4FE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccountsPayableTrade_389A2B55C31B656CC47FDA631875F4FE" xlink:to="lab_us-gaap_IncreaseDecreaseInAccountsPayableTrade_389A2B55C31B656CC47FDA631875F4FE" xlink:type="arc" />
    <link:label id="lab_wdc_IncreaseDecreaseInArbitrationAwardReserve_E2EFC9A8091BF8E5086EDA6318758242_terseLabel_en-US" xlink:label="lab_wdc_IncreaseDecreaseInArbitrationAwardReserve_E2EFC9A8091BF8E5086EDA6318758242" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued arbitration award</link:label>
    <link:label id="lab_wdc_IncreaseDecreaseInArbitrationAwardReserve_E2EFC9A8091BF8E5086EDA6318758242_label_en-US" xlink:label="lab_wdc_IncreaseDecreaseInArbitrationAwardReserve_E2EFC9A8091BF8E5086EDA6318758242" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase Decrease In Arbitration Award Reserve</link:label>
    <link:label id="lab_wdc_IncreaseDecreaseInArbitrationAwardReserve_E2EFC9A8091BF8E5086EDA6318758242_documentation_en-US" xlink:label="lab_wdc_IncreaseDecreaseInArbitrationAwardReserve_E2EFC9A8091BF8E5086EDA6318758242" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The increase (decrease) during the reporting period in the accrued arbitration award reserve.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_IncreaseDecreaseInArbitrationAwardReserve" xlink:label="loc_wdc_IncreaseDecreaseInArbitrationAwardReserve_E2EFC9A8091BF8E5086EDA6318758242" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_IncreaseDecreaseInArbitrationAwardReserve_E2EFC9A8091BF8E5086EDA6318758242" xlink:to="lab_wdc_IncreaseDecreaseInArbitrationAwardReserve_E2EFC9A8091BF8E5086EDA6318758242" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_A736F026935CFF4E6D92DA6318750EC8_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_A736F026935CFF4E6D92DA6318750EC8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued expenses</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_A736F026935CFF4E6D92DA6318750EC8_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_A736F026935CFF4E6D92DA6318750EC8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Accrued Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_A736F026935CFF4E6D92DA6318750EC8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_A736F026935CFF4E6D92DA6318750EC8" xlink:to="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_A736F026935CFF4E6D92DA6318750EC8" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_F09C9289FF058FA23F29DA63187521B1_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_F09C9289FF058FA23F29DA63187521B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued compensation</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_F09C9289FF058FA23F29DA63187521B1_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_F09C9289FF058FA23F29DA63187521B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Employee Related Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_F09C9289FF058FA23F29DA63187521B1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_F09C9289FF058FA23F29DA63187521B1" xlink:to="lab_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_F09C9289FF058FA23F29DA63187521B1" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_195F31932800D7DA3200DA631875536D_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_195F31932800D7DA3200DA631875536D" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Other assets and liabilities</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_195F31932800D7DA3200DA631875536D_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_195F31932800D7DA3200DA631875536D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Other Operating Assets and Liabilities, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_195F31932800D7DA3200DA631875536D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_195F31932800D7DA3200DA631875536D" xlink:to="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_195F31932800D7DA3200DA631875536D" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_1614B530E9E6E8304790DA6318751B30_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_1614B530E9E6E8304790DA6318751B30" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash provided by operating activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_1614B530E9E6E8304790DA6318751B30_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_1614B530E9E6E8304790DA6318751B30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_1614B530E9E6E8304790DA6318751B30" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_1614B530E9E6E8304790DA6318751B30" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_1614B530E9E6E8304790DA6318751B30" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_BBC299DE3F19A5209ACEDA6318753929_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_BBC299DE3F19A5209ACEDA6318753929" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows from investing activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_BBC299DE3F19A5209ACEDA6318753929_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_BBC299DE3F19A5209ACEDA6318753929" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_BBC299DE3F19A5209ACEDA6318753929" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_BBC299DE3F19A5209ACEDA6318753929" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_BBC299DE3F19A5209ACEDA6318753929" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_FA2BC2326B7BB899340BDA63187549E0_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_FA2BC2326B7BB899340BDA63187549E0" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Purchases of property, plant and equipment</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_FA2BC2326B7BB899340BDA63187549E0_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_FA2BC2326B7BB899340BDA63187549E0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Property, Plant, and Equipment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_FA2BC2326B7BB899340BDA63187549E0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_FA2BC2326B7BB899340BDA63187549E0" xlink:to="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_FA2BC2326B7BB899340BDA63187549E0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_D95D46988F21D40E0734DA6318757092_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_D95D46988F21D40E0734DA6318757092" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from Sale of Property, Plant, and Equipment</link:label>
    <link:label id="lab_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_D95D46988F21D40E0734DA6318757092_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_D95D46988F21D40E0734DA6318757092" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Sale of Property, Plant, and Equipment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:label="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_D95D46988F21D40E0734DA6318757092" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_D95D46988F21D40E0734DA6318757092" xlink:to="lab_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_D95D46988F21D40E0734DA6318757092" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments_46CC476D6FF8EC635794DA631875F93C_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments_46CC476D6FF8EC635794DA631875F93C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from Sale and Maturity of Other Investments</link:label>
    <link:label id="lab_us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments_46CC476D6FF8EC635794DA631875F93C_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments_46CC476D6FF8EC635794DA631875F93C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Sale and Maturity of Other Investments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments" xlink:label="loc_us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments_46CC476D6FF8EC635794DA631875F93C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments_46CC476D6FF8EC635794DA631875F93C" xlink:to="lab_us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments_46CC476D6FF8EC635794DA631875F93C" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_71A05D2B976888EAB3CFDA631875477B_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_71A05D2B976888EAB3CFDA631875477B" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Purchases of investments</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_71A05D2B976888EAB3CFDA631875477B_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_71A05D2B976888EAB3CFDA631875477B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Available-for-sale Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecurities" xlink:label="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_71A05D2B976888EAB3CFDA631875477B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_71A05D2B976888EAB3CFDA631875477B" xlink:to="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_71A05D2B976888EAB3CFDA631875477B" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_4476D77BB2D7D9A9CEBEDA6318752540_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_4476D77BB2D7D9A9CEBEDA6318752540" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Acquisitions, net of cash acquired</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_4476D77BB2D7D9A9CEBEDA6318752540_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_4476D77BB2D7D9A9CEBEDA6318752540" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Businesses, Net of Cash Acquired</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_4476D77BB2D7D9A9CEBEDA6318752540" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_4476D77BB2D7D9A9CEBEDA6318752540" xlink:to="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_4476D77BB2D7D9A9CEBEDA6318752540" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_FFE49115A6DA034350C9DA6318754F53_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_FFE49115A6DA034350C9DA6318754F53" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Payments for (Proceeds from) Other Investing Activities</link:label>
    <link:label id="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_FFE49115A6DA034350C9DA6318754F53_label_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_FFE49115A6DA034350C9DA6318754F53" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments for (Proceeds from) Other Investing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_FFE49115A6DA034350C9DA6318754F53" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_FFE49115A6DA034350C9DA6318754F53" xlink:to="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_FFE49115A6DA034350C9DA6318754F53" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_358EF5C24D58AF8C6973DA63187607CB_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_358EF5C24D58AF8C6973DA63187607CB" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash used in investing activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_358EF5C24D58AF8C6973DA63187607CB_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_358EF5C24D58AF8C6973DA63187607CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_358EF5C24D58AF8C6973DA63187607CB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_358EF5C24D58AF8C6973DA63187607CB" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_358EF5C24D58AF8C6973DA63187607CB" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_F9B166E61FFBE30D74B5DA6318762366_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_F9B166E61FFBE30D74B5DA6318762366" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows from financing activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_F9B166E61FFBE30D74B5DA6318762366_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_F9B166E61FFBE30D74B5DA6318762366" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_F9B166E61FFBE30D74B5DA6318762366" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_F9B166E61FFBE30D74B5DA6318762366" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_F9B166E61FFBE30D74B5DA6318762366" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans_CFE07388B65F4E432E87DA6318763EB6_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans_CFE07388B65F4E432E87DA6318763EB6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Issuance of stock under employee stock plans</link:label>
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans_CFE07388B65F4E432E87DA6318763EB6_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans_CFE07388B65F4E432E87DA6318763EB6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Excluding Stock Options</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans_CFE07388B65F4E432E87DA6318763EB6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans_CFE07388B65F4E432E87DA6318763EB6" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans_CFE07388B65F4E432E87DA6318763EB6" xlink:type="arc" />
    <link:label id="lab_wdc_TaxesPaidOnVestedStockAwardsUnderEmployeeStockPlans_028799939C9C51FD1EA2DA631876D7B3_negatedLabel_en-US" xlink:label="lab_wdc_TaxesPaidOnVestedStockAwardsUnderEmployeeStockPlans_028799939C9C51FD1EA2DA631876D7B3" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Taxes paid on vested stock awards under employee stock plans</link:label>
    <link:label id="lab_wdc_TaxesPaidOnVestedStockAwardsUnderEmployeeStockPlans_028799939C9C51FD1EA2DA631876D7B3_label_en-US" xlink:label="lab_wdc_TaxesPaidOnVestedStockAwardsUnderEmployeeStockPlans_028799939C9C51FD1EA2DA631876D7B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Taxes Paid On Vested Stock Awards Under Employee Stock Plans</link:label>
    <link:label id="lab_wdc_TaxesPaidOnVestedStockAwardsUnderEmployeeStockPlans_028799939C9C51FD1EA2DA631876D7B3_documentation_en-US" xlink:label="lab_wdc_TaxesPaidOnVestedStockAwardsUnderEmployeeStockPlans_028799939C9C51FD1EA2DA631876D7B3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Taxes paid on vested stock awards under employee stock plans.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_TaxesPaidOnVestedStockAwardsUnderEmployeeStockPlans" xlink:label="loc_wdc_TaxesPaidOnVestedStockAwardsUnderEmployeeStockPlans_028799939C9C51FD1EA2DA631876D7B3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_TaxesPaidOnVestedStockAwardsUnderEmployeeStockPlans_028799939C9C51FD1EA2DA631876D7B3" xlink:to="lab_wdc_TaxesPaidOnVestedStockAwardsUnderEmployeeStockPlans_028799939C9C51FD1EA2DA631876D7B3" xlink:type="arc" />
    <link:label id="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_E5277584B3863752692DDA631876FE52_terseLabel_en-US" xlink:label="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_E5277584B3863752692DDA631876FE52" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Excess tax benefits from employee stock plans</link:label>
    <link:label id="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_E5277584B3863752692DDA631876FE52_label_en-US" xlink:label="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_E5277584B3863752692DDA631876FE52" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Excess Tax Benefit from Share-based Compensation, Financing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities" xlink:label="loc_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_E5277584B3863752692DDA631876FE52" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_E5277584B3863752692DDA631876FE52" xlink:to="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_E5277584B3863752692DDA631876FE52" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_21A1A34AB847FB54947CDA6318769307_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_21A1A34AB847FB54947CDA6318769307" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Repurchases of common stock</link:label>
    <link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_21A1A34AB847FB54947CDA6318769307_label_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_21A1A34AB847FB54947CDA6318769307" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments for Repurchase of Common Stock</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_21A1A34AB847FB54947CDA6318769307" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_21A1A34AB847FB54947CDA6318769307" xlink:to="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_21A1A34AB847FB54947CDA6318769307" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsOfDividends_9A9FF0578DED4549B124DA631876E9D2_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDividends_9A9FF0578DED4549B124DA631876E9D2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Dividends to shareholders</link:label>
    <link:label id="lab_us-gaap_PaymentsOfDividends_9A9FF0578DED4549B124DA631876E9D2_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDividends_9A9FF0578DED4549B124DA631876E9D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments of Dividends</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsOfDividends" xlink:label="loc_us-gaap_PaymentsOfDividends_9A9FF0578DED4549B124DA631876E9D2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsOfDividends_9A9FF0578DED4549B124DA631876E9D2" xlink:to="lab_us-gaap_PaymentsOfDividends_9A9FF0578DED4549B124DA631876E9D2" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromDebtNetOfIssuanceCosts_5693A7F5F391E05EAB35DA631876DC1D_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromDebtNetOfIssuanceCosts_5693A7F5F391E05EAB35DA631876DC1D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from Debt, Net of Issuance Costs</link:label>
    <link:label id="lab_us-gaap_ProceedsFromDebtNetOfIssuanceCosts_5693A7F5F391E05EAB35DA631876DC1D_label_en-US" xlink:label="lab_us-gaap_ProceedsFromDebtNetOfIssuanceCosts_5693A7F5F391E05EAB35DA631876DC1D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Debt, Net of Issuance Costs</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromDebtNetOfIssuanceCosts" xlink:label="loc_us-gaap_ProceedsFromDebtNetOfIssuanceCosts_5693A7F5F391E05EAB35DA631876DC1D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromDebtNetOfIssuanceCosts_5693A7F5F391E05EAB35DA631876DC1D" xlink:to="lab_us-gaap_ProceedsFromDebtNetOfIssuanceCosts_5693A7F5F391E05EAB35DA631876DC1D" xlink:type="arc" />
    <link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_DB408E28A9959627C3D1DA631876A543_negatedLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_DB408E28A9959627C3D1DA631876A543" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Repayment of debt</link:label>
    <link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_DB408E28A9959627C3D1DA631876A543_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_DB408E28A9959627C3D1DA631876A543" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Repayments of Long-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_DB408E28A9959627C3D1DA631876A543" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfLongTermDebt_DB408E28A9959627C3D1DA631876A543" xlink:to="lab_us-gaap_RepaymentsOfLongTermDebt_DB408E28A9959627C3D1DA631876A543" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_2004C68A8FF272D5702DDA631876BFD7_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_2004C68A8FF272D5702DDA631876BFD7" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash provided by (used in) financing activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_2004C68A8FF272D5702DDA631876BFD7_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_2004C68A8FF272D5702DDA631876BFD7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_2004C68A8FF272D5702DDA631876BFD7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_2004C68A8FF272D5702DDA631876BFD7" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_2004C68A8FF272D5702DDA631876BFD7" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_EF4C44AC961AD30D3E72DA631876D8EF_totalLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_EF4C44AC961AD30D3E72DA631876D8EF" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net increase (decrease) in cash and cash equivalents</link:label>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_EF4C44AC961AD30D3E72DA631876D8EF_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_EF4C44AC961AD30D3E72DA631876D8EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash and Cash Equivalents, Period Increase (Decrease)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_EF4C44AC961AD30D3E72DA631876D8EF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_EF4C44AC961AD30D3E72DA631876D8EF" xlink:to="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_EF4C44AC961AD30D3E72DA631876D8EF" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_008DC631B081C5A0A7A9DA6318765D01_periodStartLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_008DC631B081C5A0A7A9DA6318765D01" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents, beginning of period</link:label>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_008DC631B081C5A0A7A9DA6318765D01_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_008DC631B081C5A0A7A9DA6318765D01" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash and Cash Equivalents, at Carrying Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_008DC631B081C5A0A7A9DA6318765D01" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_008DC631B081C5A0A7A9DA6318765D01" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_008DC631B081C5A0A7A9DA6318765D01" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_832D55832E23C33C13F0DA6318769091_periodEndLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_832D55832E23C33C13F0DA6318769091" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents, end of period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_832D55832E23C33C13F0DA6318769091" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_832D55832E23C33C13F0DA6318769091" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_832D55832E23C33C13F0DA6318769091" xlink:type="arc" />
    <link:label id="lab_us-gaap_SupplementalCashFlowInformationAbstract_EADD5451EFA94C2302E8DA6318769712_terseLabel_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowInformationAbstract_EADD5451EFA94C2302E8DA6318769712" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Supplemental disclosure of cash flow information:</link:label>
    <link:label id="lab_us-gaap_SupplementalCashFlowInformationAbstract_EADD5451EFA94C2302E8DA6318769712_label_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowInformationAbstract_EADD5451EFA94C2302E8DA6318769712" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Supplemental Cash Flow Information [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="loc_us-gaap_SupplementalCashFlowInformationAbstract_EADD5451EFA94C2302E8DA6318769712" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_EADD5451EFA94C2302E8DA6318769712" xlink:to="lab_us-gaap_SupplementalCashFlowInformationAbstract_EADD5451EFA94C2302E8DA6318769712" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxesPaid_FA54547F9A905A4A5B00DA6318762E83_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaid_FA54547F9A905A4A5B00DA6318762E83" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash paid (received) for income taxes</link:label>
    <link:label id="lab_us-gaap_IncomeTaxesPaid_FA54547F9A905A4A5B00DA6318762E83_label_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaid_FA54547F9A905A4A5B00DA6318762E83" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Taxes Paid</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeTaxesPaid" xlink:label="loc_us-gaap_IncomeTaxesPaid_FA54547F9A905A4A5B00DA6318762E83" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxesPaid_FA54547F9A905A4A5B00DA6318762E83" xlink:to="lab_us-gaap_IncomeTaxesPaid_FA54547F9A905A4A5B00DA6318762E83" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestPaid_4B445BA64316995C6654DA6318770511_terseLabel_en-US" xlink:label="lab_us-gaap_InterestPaid_4B445BA64316995C6654DA6318770511" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash paid for interest</link:label>
    <link:label id="lab_us-gaap_InterestPaid_4B445BA64316995C6654DA6318770511_label_en-US" xlink:label="lab_us-gaap_InterestPaid_4B445BA64316995C6654DA6318770511" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Paid</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestPaid" xlink:label="loc_us-gaap_InterestPaid_4B445BA64316995C6654DA6318770511" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestPaid_4B445BA64316995C6654DA6318770511" xlink:to="lab_us-gaap_InterestPaid_4B445BA64316995C6654DA6318770511" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_7EB5CB1FDE0C5035FE97DA6318770CA3_terseLabel_en-US" xlink:label="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_7EB5CB1FDE0C5035FE97DA6318770CA3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Supplemental disclosure of non-cash financing activities:</link:label>
    <link:label id="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_7EB5CB1FDE0C5035FE97DA6318770CA3_label_en-US" xlink:label="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_7EB5CB1FDE0C5035FE97DA6318770CA3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:label="loc_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_7EB5CB1FDE0C5035FE97DA6318770CA3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_7EB5CB1FDE0C5035FE97DA6318770CA3" xlink:to="lab_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_7EB5CB1FDE0C5035FE97DA6318770CA3" xlink:type="arc" />
    <link:label id="lab_wdc_CashDividendDeclared_9B7659428629AA542B6DDA631877F170_terseLabel_en-US" xlink:label="lab_wdc_CashDividendDeclared_9B7659428629AA542B6DDA631877F170" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrual of cash dividend declared</link:label>
    <link:label id="lab_wdc_CashDividendDeclared_9B7659428629AA542B6DDA631877F170_label_en-US" xlink:label="lab_wdc_CashDividendDeclared_9B7659428629AA542B6DDA631877F170" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash Dividend Declared</link:label>
    <link:label id="lab_wdc_CashDividendDeclared_9B7659428629AA542B6DDA631877F170_documentation_en-US" xlink:label="lab_wdc_CashDividendDeclared_9B7659428629AA542B6DDA631877F170" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Cash dividend declared but not yet paid during the period reported.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_CashDividendDeclared" xlink:label="loc_wdc_CashDividendDeclared_9B7659428629AA542B6DDA631877F170" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_CashDividendDeclared_9B7659428629AA542B6DDA631877F170" xlink:to="lab_wdc_CashDividendDeclared_9B7659428629AA542B6DDA631877F170" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_9200E9306DA229AA9498D394FD47F35E_terseLabel_en-US" xlink:label="lab_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_9200E9306DA229AA9498D394FD47F35E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]</link:label>
    <link:label id="lab_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_9200E9306DA229AA9498D394FD47F35E_label_en-US" xlink:label="lab_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_9200E9306DA229AA9498D394FD47F35E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:label="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_9200E9306DA229AA9498D394FD47F35E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_9200E9306DA229AA9498D394FD47F35E" xlink:to="lab_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_9200E9306DA229AA9498D394FD47F35E" xlink:type="arc" />
    <link:label id="lab_us-gaap_BalanceSheetLocationAxis_B0BAE76A256B45FCEFE0D394FD479702_terseLabel_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationAxis_B0BAE76A256B45FCEFE0D394FD479702" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Balance Sheet Location [Axis]</link:label>
    <link:label id="lab_us-gaap_BalanceSheetLocationAxis_B0BAE76A256B45FCEFE0D394FD479702_label_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationAxis_B0BAE76A256B45FCEFE0D394FD479702" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Balance Sheet Location [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_B0BAE76A256B45FCEFE0D394FD479702" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_B0BAE76A256B45FCEFE0D394FD479702" xlink:to="lab_us-gaap_BalanceSheetLocationAxis_B0BAE76A256B45FCEFE0D394FD479702" xlink:type="arc" />
    <link:label id="lab_us-gaap_BalanceSheetLocationDomain_98AA2CA00CCDB64580BFD394FD476706_terseLabel_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationDomain_98AA2CA00CCDB64580BFD394FD476706" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Balance Sheet Location [Domain]</link:label>
    <link:label id="lab_us-gaap_BalanceSheetLocationDomain_98AA2CA00CCDB64580BFD394FD476706_label_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationDomain_98AA2CA00CCDB64580BFD394FD476706" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Balance Sheet Location [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_98AA2CA00CCDB64580BFD394FD476706" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_98AA2CA00CCDB64580BFD394FD476706" xlink:to="lab_us-gaap_BalanceSheetLocationDomain_98AA2CA00CCDB64580BFD394FD476706" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherCurrentAssetsMember_D2FC11D6AE148783CF47D394FD47FD23_terseLabel_en-US" xlink:label="lab_us-gaap_OtherCurrentAssetsMember_D2FC11D6AE148783CF47D394FD47FD23" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other current assets [Member]</link:label>
    <link:label id="lab_us-gaap_OtherCurrentAssetsMember_D2FC11D6AE148783CF47D394FD47FD23_label_en-US" xlink:label="lab_us-gaap_OtherCurrentAssetsMember_D2FC11D6AE148783CF47D394FD47FD23" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Current Assets [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherCurrentAssetsMember" xlink:label="loc_us-gaap_OtherCurrentAssetsMember_D2FC11D6AE148783CF47D394FD47FD23" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherCurrentAssetsMember_D2FC11D6AE148783CF47D394FD47FD23" xlink:to="lab_us-gaap_OtherCurrentAssetsMember_D2FC11D6AE148783CF47D394FD47FD23" xlink:type="arc" />
    <link:label id="lab_wdc_AccruedExpensesMember_9140E95335A4E81E832BD394FD47D802_terseLabel_en-US" xlink:label="lab_wdc_AccruedExpensesMember_9140E95335A4E81E832BD394FD47D802" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued expenses [Member]</link:label>
    <link:label id="lab_wdc_AccruedExpensesMember_9140E95335A4E81E832BD394FD47D802_label_en-US" xlink:label="lab_wdc_AccruedExpensesMember_9140E95335A4E81E832BD394FD47D802" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accrued Expenses [Member]</link:label>
    <link:label id="lab_wdc_AccruedExpensesMember_9140E95335A4E81E832BD394FD47D802_documentation_en-US" xlink:label="lab_wdc_AccruedExpensesMember_9140E95335A4E81E832BD394FD47D802" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Accrued expenses.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_AccruedExpensesMember" xlink:label="loc_wdc_AccruedExpensesMember_9140E95335A4E81E832BD394FD47D802" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_AccruedExpensesMember_9140E95335A4E81E832BD394FD47D802" xlink:to="lab_wdc_AccruedExpensesMember_9140E95335A4E81E832BD394FD47D802" xlink:type="arc" />
    <link:label id="lab_us-gaap_HedgingDesignationAxis_F1DD13AE469B8BE06482D394FD479C92_terseLabel_en-US" xlink:label="lab_us-gaap_HedgingDesignationAxis_F1DD13AE469B8BE06482D394FD479C92" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hedging Designation [Axis]</link:label>
    <link:label id="lab_us-gaap_HedgingDesignationAxis_F1DD13AE469B8BE06482D394FD479C92_label_en-US" xlink:label="lab_us-gaap_HedgingDesignationAxis_F1DD13AE469B8BE06482D394FD479C92" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hedging Designation [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HedgingDesignationAxis" xlink:label="loc_us-gaap_HedgingDesignationAxis_F1DD13AE469B8BE06482D394FD479C92" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HedgingDesignationAxis_F1DD13AE469B8BE06482D394FD479C92" xlink:to="lab_us-gaap_HedgingDesignationAxis_F1DD13AE469B8BE06482D394FD479C92" xlink:type="arc" />
    <link:label id="lab_us-gaap_HedgingDesignationDomain_9023F2A45B1CD469DDE3D394FD47349F_terseLabel_en-US" xlink:label="lab_us-gaap_HedgingDesignationDomain_9023F2A45B1CD469DDE3D394FD47349F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hedging Designation [Domain]</link:label>
    <link:label id="lab_us-gaap_HedgingDesignationDomain_9023F2A45B1CD469DDE3D394FD47349F_label_en-US" xlink:label="lab_us-gaap_HedgingDesignationDomain_9023F2A45B1CD469DDE3D394FD47349F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hedging Designation [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="loc_us-gaap_HedgingDesignationDomain_9023F2A45B1CD469DDE3D394FD47349F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HedgingDesignationDomain_9023F2A45B1CD469DDE3D394FD47349F" xlink:to="lab_us-gaap_HedgingDesignationDomain_9023F2A45B1CD469DDE3D394FD47349F" xlink:type="arc" />
    <link:label id="lab_us-gaap_DesignatedAsHedgingInstrumentMember_AD0BC546E9F54FE6620CD394FD4744EB_terseLabel_en-US" xlink:label="lab_us-gaap_DesignatedAsHedgingInstrumentMember_AD0BC546E9F54FE6620CD394FD4744EB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Designated as Hedging Instrument [Member]</link:label>
    <link:label id="lab_us-gaap_DesignatedAsHedgingInstrumentMember_AD0BC546E9F54FE6620CD394FD4744EB_label_en-US" xlink:label="lab_us-gaap_DesignatedAsHedgingInstrumentMember_AD0BC546E9F54FE6620CD394FD4744EB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Designated as Hedging Instrument [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_AD0BC546E9F54FE6620CD394FD4744EB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DesignatedAsHedgingInstrumentMember_AD0BC546E9F54FE6620CD394FD4744EB" xlink:to="lab_us-gaap_DesignatedAsHedgingInstrumentMember_AD0BC546E9F54FE6620CD394FD4744EB" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeInstrumentRiskAxis_981CF12D6F9A2A022DE8D394FD47FC72_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentRiskAxis_981CF12D6F9A2A022DE8D394FD47FC72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Instrument Risk [Axis]</link:label>
    <link:label id="lab_us-gaap_DerivativeInstrumentRiskAxis_981CF12D6F9A2A022DE8D394FD47FC72_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentRiskAxis_981CF12D6F9A2A022DE8D394FD47FC72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instrument [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_981CF12D6F9A2A022DE8D394FD47FC72" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_981CF12D6F9A2A022DE8D394FD47FC72" xlink:to="lab_us-gaap_DerivativeInstrumentRiskAxis_981CF12D6F9A2A022DE8D394FD47FC72" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeContractTypeDomain_83C623C4D504B7FD1825D394FD47DF10_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeContractTypeDomain_83C623C4D504B7FD1825D394FD47DF10" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Contract Type [Domain]</link:label>
    <link:label id="lab_us-gaap_DerivativeContractTypeDomain_83C623C4D504B7FD1825D394FD47DF10_label_en-US" xlink:label="lab_us-gaap_DerivativeContractTypeDomain_83C623C4D504B7FD1825D394FD47DF10" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Contract [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_83C623C4D504B7FD1825D394FD47DF10" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_83C623C4D504B7FD1825D394FD47DF10" xlink:to="lab_us-gaap_DerivativeContractTypeDomain_83C623C4D504B7FD1825D394FD47DF10" xlink:type="arc" />
    <link:label id="lab_us-gaap_ForeignExchangeContractMember_15DC9986479606F90DA4D394FD47E218_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignExchangeContractMember_15DC9986479606F90DA4D394FD47E218" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign exchange contracts [Member]</link:label>
    <link:label id="lab_us-gaap_ForeignExchangeContractMember_15DC9986479606F90DA4D394FD47E218_label_en-US" xlink:label="lab_us-gaap_ForeignExchangeContractMember_15DC9986479606F90DA4D394FD47E218" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Exchange Contract [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ForeignExchangeContractMember" xlink:label="loc_us-gaap_ForeignExchangeContractMember_15DC9986479606F90DA4D394FD47E218" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignExchangeContractMember_15DC9986479606F90DA4D394FD47E218" xlink:to="lab_us-gaap_ForeignExchangeContractMember_15DC9986479606F90DA4D394FD47E218" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativesFairValueLineItems_4B1AD3854A17C5415BF9D394FD472A92_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativesFairValueLineItems_4B1AD3854A17C5415BF9D394FD472A92" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivatives, Fair Value [Line Items]</link:label>
    <link:label id="lab_us-gaap_DerivativesFairValueLineItems_4B1AD3854A17C5415BF9D394FD472A92_label_en-US" xlink:label="lab_us-gaap_DerivativesFairValueLineItems_4B1AD3854A17C5415BF9D394FD472A92" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivatives, Fair Value [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativesFairValueLineItems" xlink:label="loc_us-gaap_DerivativesFairValueLineItems_4B1AD3854A17C5415BF9D394FD472A92" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_4B1AD3854A17C5415BF9D394FD472A92" xlink:to="lab_us-gaap_DerivativesFairValueLineItems_4B1AD3854A17C5415BF9D394FD472A92" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeAssets_7C0B56BC55BC6EF63888D394FD473DB5_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeAssets_7C0B56BC55BC6EF63888D394FD473DB5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Asset</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeAssets" xlink:label="loc_us-gaap_DerivativeAssets_7C0B56BC55BC6EF63888D394FD473DB5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeAssets_7C0B56BC55BC6EF63888D394FD473DB5" xlink:to="lab_us-gaap_DerivativeAssets_7C0B56BC55BC6EF63888D394FD473DB5" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeLiabilities_2D7D37074F5B88043377D394FD470BAA_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DerivativeLiabilities_2D7D37074F5B88043377D394FD470BAA" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Derivative Liability</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeLiabilities" xlink:label="loc_us-gaap_DerivativeLiabilities_2D7D37074F5B88043377D394FD470BAA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeLiabilities_2D7D37074F5B88043377D394FD470BAA" xlink:to="lab_us-gaap_DerivativeLiabilities_2D7D37074F5B88043377D394FD470BAA" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueDisclosuresAbstract_3C2A1E5B76FBCCC3045FB415FDFA9209_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresAbstract_3C2A1E5B76FBCCC3045FB415FDFA9209" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Disclosures [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_3C2A1E5B76FBCCC3045FB415FDFA9209" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_3C2A1E5B76FBCCC3045FB415FDFA9209" xlink:to="lab_us-gaap_FairValueDisclosuresAbstract_3C2A1E5B76FBCCC3045FB415FDFA9209" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueDisclosuresTextBlock_8868798083B36E0522ABB415FDFAA6AB_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresTextBlock_8868798083B36E0522ABB415FDFAA6AB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurements</link:label>
    <link:label id="lab_us-gaap_FairValueDisclosuresTextBlock_8868798083B36E0522ABB415FDFAA6AB_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresTextBlock_8868798083B36E0522ABB415FDFAA6AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Disclosures [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock" xlink:label="loc_us-gaap_FairValueDisclosuresTextBlock_8868798083B36E0522ABB415FDFAA6AB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosuresTextBlock_8868798083B36E0522ABB415FDFAA6AB" xlink:to="lab_us-gaap_FairValueDisclosuresTextBlock_8868798083B36E0522ABB415FDFAA6AB" xlink:type="arc" />
    <link:label id="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_6E7931A38E7FB9CC5FE1B415FE4F23FE_label_en-US" xlink:label="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_6E7931A38E7FB9CC5FE1B415FE4F23FE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Organization, Consolidation and Presentation of Financial Statements [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_6E7931A38E7FB9CC5FE1B415FE4F23FE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_6E7931A38E7FB9CC5FE1B415FE4F23FE" xlink:to="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_6E7931A38E7FB9CC5FE1B415FE4F23FE" xlink:type="arc" />
    <link:label id="lab_wdc_SupplementalFinancialInformationTableTextBlock_E8584EFBF4C114B03DFBB415FE4FDAEC_terseLabel_en-US" xlink:label="lab_wdc_SupplementalFinancialInformationTableTextBlock_E8584EFBF4C114B03DFBB415FE4FDAEC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Inventories; Property, Plant and Equipment; and Other Intangible Assets</link:label>
    <link:label id="lab_wdc_SupplementalFinancialInformationTableTextBlock_E8584EFBF4C114B03DFBB415FE4FDAEC_label_en-US" xlink:label="lab_wdc_SupplementalFinancialInformationTableTextBlock_E8584EFBF4C114B03DFBB415FE4FDAEC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Supplemental Financial Information Table [Text Block]</link:label>
    <link:label id="lab_wdc_SupplementalFinancialInformationTableTextBlock_E8584EFBF4C114B03DFBB415FE4FDAEC_documentation_en-US" xlink:label="lab_wdc_SupplementalFinancialInformationTableTextBlock_E8584EFBF4C114B03DFBB415FE4FDAEC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Supplemental Financial Information Table [Text Block]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_SupplementalFinancialInformationTableTextBlock" xlink:label="loc_wdc_SupplementalFinancialInformationTableTextBlock_E8584EFBF4C114B03DFBB415FE4FDAEC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_SupplementalFinancialInformationTableTextBlock_E8584EFBF4C114B03DFBB415FE4FDAEC" xlink:to="lab_wdc_SupplementalFinancialInformationTableTextBlock_E8584EFBF4C114B03DFBB415FE4FDAEC" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock_B7ED03718983B01F69C8B415FE4F00D3_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock_B7ED03718983B01F69C8B415FE4F00D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Changes in Warranty Accrual</link:label>
    <link:label id="lab_us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock_B7ED03718983B01F69C8B415FE4F00D3_label_en-US" xlink:label="lab_us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock_B7ED03718983B01F69C8B415FE4F00D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Product Warranty Liability [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock_B7ED03718983B01F69C8B415FE4F00D3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock_B7ED03718983B01F69C8B415FE4F00D3" xlink:to="lab_us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock_B7ED03718983B01F69C8B415FE4F00D3" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_5D72BA50DB9F3E7E49F7B415FE4F71C4_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_5D72BA50DB9F3E7E49F7B415FE4F71C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities [Table Text Block]</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_5D72BA50DB9F3E7E49F7B415FE4F71C4_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_5D72BA50DB9F3E7E49F7B415FE4F71C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesTextBlock" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesTextBlock_5D72BA50DB9F3E7E49F7B415FE4F71C4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesTextBlock_5D72BA50DB9F3E7E49F7B415FE4F71C4" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_5D72BA50DB9F3E7E49F7B415FE4F71C4" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_C12104EBF2238DCBBE21B415FE506C0A_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_C12104EBF2238DCBBE21B415FE506C0A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investments Classified by Contractual Maturity Date [Table Text Block]</link:label>
    <link:label id="lab_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_C12104EBF2238DCBBE21B415FE506C0A_label_en-US" xlink:label="lab_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_C12104EBF2238DCBBE21B415FE506C0A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments Classified by Contractual Maturity Date [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock" xlink:label="loc_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_C12104EBF2238DCBBE21B415FE506C0A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_C12104EBF2238DCBBE21B415FE506C0A" xlink:to="lab_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_C12104EBF2238DCBBE21B415FE506C0A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_A1D86EAB55A4AC66D6F2B415FE5000D6_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_A1D86EAB55A4AC66D6F2B415FE5000D6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_A1D86EAB55A4AC66D6F2B415FE5000D6_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_A1D86EAB55A4AC66D6F2B415FE5000D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_A1D86EAB55A4AC66D6F2B415FE5000D6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_A1D86EAB55A4AC66D6F2B415FE5000D6" xlink:to="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_A1D86EAB55A4AC66D6F2B415FE5000D6" xlink:type="arc" />
    <link:label id="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_5A57A316580B62CC8492B415FE816F79_terseLabel_en-US" xlink:label="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_5A57A316580B62CC8492B415FE816F79" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Basis of Presentation</link:label>
    <link:label id="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_5A57A316580B62CC8492B415FE816F79_label_en-US" xlink:label="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_5A57A316580B62CC8492B415FE816F79" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_5A57A316580B62CC8492B415FE816F79" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_5A57A316580B62CC8492B415FE816F79" xlink:to="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_5A57A316580B62CC8492B415FE816F79" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationAbstract_CC4ECC1D908B924C342DECDE7ADDD36B_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAbstract_CC4ECC1D908B924C342DECDE7ADDD36B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationAbstract" xlink:label="loc_us-gaap_ShareBasedCompensationAbstract_CC4ECC1D908B924C342DECDE7ADDD36B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_CC4ECC1D908B924C342DECDE7ADDD36B" xlink:to="lab_us-gaap_ShareBasedCompensationAbstract_CC4ECC1D908B924C342DECDE7ADDD36B" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable_B0F2C784273F3317BC0DECDE7ADD56D6_terseLabel_en-US" xlink:label="lab_us-gaap_SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable_B0F2C784273F3317BC0DECDE7ADD56D6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsidiary or Equity Method Investee, Sale of Stock by Subsidiary or Equity Investee [Table]</link:label>
    <link:label id="lab_us-gaap_SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable_B0F2C784273F3317BC0DECDE7ADD56D6_label_en-US" xlink:label="lab_us-gaap_SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable_B0F2C784273F3317BC0DECDE7ADD56D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsidiary or Equity Method Investee, Sale of Stock by Subsidiary or Equity Investee [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable" xlink:label="loc_us-gaap_SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable_B0F2C784273F3317BC0DECDE7ADD56D6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable_B0F2C784273F3317BC0DECDE7ADD56D6" xlink:to="lab_us-gaap_SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable_B0F2C784273F3317BC0DECDE7ADD56D6" xlink:type="arc" />
    <link:label id="lab_us-gaap_CounterpartyNameAxis_BA306077DAD8E1A60BAFECDE7ADD7C9C_terseLabel_en-US" xlink:label="lab_us-gaap_CounterpartyNameAxis_BA306077DAD8E1A60BAFECDE7ADD7C9C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Counterparty Name [Axis]</link:label>
    <link:label id="lab_us-gaap_CounterpartyNameAxis_BA306077DAD8E1A60BAFECDE7ADD7C9C_label_en-US" xlink:label="lab_us-gaap_CounterpartyNameAxis_BA306077DAD8E1A60BAFECDE7ADD7C9C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Counterparty Name [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CounterpartyNameAxis" xlink:label="loc_us-gaap_CounterpartyNameAxis_BA306077DAD8E1A60BAFECDE7ADD7C9C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CounterpartyNameAxis_BA306077DAD8E1A60BAFECDE7ADD7C9C" xlink:to="lab_us-gaap_CounterpartyNameAxis_BA306077DAD8E1A60BAFECDE7ADD7C9C" xlink:type="arc" />
    <link:label id="lab_us-gaap_RepurchaseAgreementCounterpartyNameDomain_9E8071217E772899CF0CECDE7ADD49D2_terseLabel_en-US" xlink:label="lab_us-gaap_RepurchaseAgreementCounterpartyNameDomain_9E8071217E772899CF0CECDE7ADD49D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Counterparty Name [Domain]</link:label>
    <link:label id="lab_us-gaap_RepurchaseAgreementCounterpartyNameDomain_9E8071217E772899CF0CECDE7ADD49D2_label_en-US" xlink:label="lab_us-gaap_RepurchaseAgreementCounterpartyNameDomain_9E8071217E772899CF0CECDE7ADD49D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Counterparty Name [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RepurchaseAgreementCounterpartyNameDomain" xlink:label="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_9E8071217E772899CF0CECDE7ADD49D2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_9E8071217E772899CF0CECDE7ADD49D2" xlink:to="lab_us-gaap_RepurchaseAgreementCounterpartyNameDomain_9E8071217E772899CF0CECDE7ADD49D2" xlink:type="arc" />
    <link:label id="lab_wdc_UnisplendourCorporationLimitedMember_E3A873490011D4353536ECDE7ADE7707_terseLabel_en-US" xlink:label="lab_wdc_UnisplendourCorporationLimitedMember_E3A873490011D4353536ECDE7ADE7707" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unisplendour Corporation Limited [Member]</link:label>
    <link:label id="lab_wdc_UnisplendourCorporationLimitedMember_E3A873490011D4353536ECDE7ADE7707_label_en-US" xlink:label="lab_wdc_UnisplendourCorporationLimitedMember_E3A873490011D4353536ECDE7ADE7707" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unisplendour Corporation Limited [Member]</link:label>
    <link:label id="lab_wdc_UnisplendourCorporationLimitedMember_E3A873490011D4353536ECDE7ADE7707_documentation_en-US" xlink:label="lab_wdc_UnisplendourCorporationLimitedMember_E3A873490011D4353536ECDE7ADE7707" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Unisplendour Corporation Limited [Member]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_UnisplendourCorporationLimitedMember" xlink:label="loc_wdc_UnisplendourCorporationLimitedMember_E3A873490011D4353536ECDE7ADE7707" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_UnisplendourCorporationLimitedMember_E3A873490011D4353536ECDE7ADE7707" xlink:to="lab_wdc_UnisplendourCorporationLimitedMember_E3A873490011D4353536ECDE7ADE7707" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsidiarySaleOfStockLineItems_979FD8B1859B5D3AE225ECDE7ADEFA1C_terseLabel_en-US" xlink:label="lab_us-gaap_SubsidiarySaleOfStockLineItems_979FD8B1859B5D3AE225ECDE7ADEFA1C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsidiary, Sale of Stock [Line Items]</link:label>
    <link:label id="lab_us-gaap_SubsidiarySaleOfStockLineItems_979FD8B1859B5D3AE225ECDE7ADEFA1C_label_en-US" xlink:label="lab_us-gaap_SubsidiarySaleOfStockLineItems_979FD8B1859B5D3AE225ECDE7ADEFA1C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsidiary, Sale of Stock [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsidiarySaleOfStockLineItems" xlink:label="loc_us-gaap_SubsidiarySaleOfStockLineItems_979FD8B1859B5D3AE225ECDE7ADEFA1C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsidiarySaleOfStockLineItems_979FD8B1859B5D3AE225ECDE7ADEFA1C" xlink:to="lab_us-gaap_SubsidiarySaleOfStockLineItems_979FD8B1859B5D3AE225ECDE7ADEFA1C" xlink:type="arc" />
    <link:label id="lab_us-gaap_SaleOfStockConsiderationReceivedOnTransaction_FA07CA54CDAE0FB6444DECDE7ADE806D_terseLabel_en-US" xlink:label="lab_us-gaap_SaleOfStockConsiderationReceivedOnTransaction_FA07CA54CDAE0FB6444DECDE7ADE806D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Sale of stock, consideration received on transaction</link:label>
    <link:label id="lab_us-gaap_SaleOfStockConsiderationReceivedOnTransaction_FA07CA54CDAE0FB6444DECDE7ADE806D_label_en-US" xlink:label="lab_us-gaap_SaleOfStockConsiderationReceivedOnTransaction_FA07CA54CDAE0FB6444DECDE7ADE806D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sale of Stock, Consideration Received on Transaction</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SaleOfStockConsiderationReceivedOnTransaction" xlink:label="loc_us-gaap_SaleOfStockConsiderationReceivedOnTransaction_FA07CA54CDAE0FB6444DECDE7ADE806D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SaleOfStockConsiderationReceivedOnTransaction_FA07CA54CDAE0FB6444DECDE7ADE806D" xlink:to="lab_us-gaap_SaleOfStockConsiderationReceivedOnTransaction_FA07CA54CDAE0FB6444DECDE7ADE806D" xlink:type="arc" />
    <link:label id="lab_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_916A430C2AC5C5C070B2ECDE7ADEC86F_terseLabel_en-US" xlink:label="lab_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_916A430C2AC5C5C070B2ECDE7ADEC86F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Sale of stock, number of shares issued in transaction</link:label>
    <link:label id="lab_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_916A430C2AC5C5C070B2ECDE7ADEC86F_label_en-US" xlink:label="lab_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_916A430C2AC5C5C070B2ECDE7ADEC86F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sale of Stock, Number of Shares Issued in Transaction</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:label="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_916A430C2AC5C5C070B2ECDE7ADEC86F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_916A430C2AC5C5C070B2ECDE7ADEC86F" xlink:to="lab_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_916A430C2AC5C5C070B2ECDE7ADEC86F" xlink:type="arc" />
    <link:label id="lab_us-gaap_SaleOfStockPricePerShare_4FB21F2B8F6B215A87BAECDE7ADE963E_terseLabel_en-US" xlink:label="lab_us-gaap_SaleOfStockPricePerShare_4FB21F2B8F6B215A87BAECDE7ADE963E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Sale of stock, price per share</link:label>
    <link:label id="lab_us-gaap_SaleOfStockPricePerShare_4FB21F2B8F6B215A87BAECDE7ADE963E_label_en-US" xlink:label="lab_us-gaap_SaleOfStockPricePerShare_4FB21F2B8F6B215A87BAECDE7ADE963E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sale of Stock, Price Per Share</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SaleOfStockPricePerShare" xlink:label="loc_us-gaap_SaleOfStockPricePerShare_4FB21F2B8F6B215A87BAECDE7ADE963E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SaleOfStockPricePerShare_4FB21F2B8F6B215A87BAECDE7ADE963E" xlink:to="lab_us-gaap_SaleOfStockPricePerShare_4FB21F2B8F6B215A87BAECDE7ADE963E" xlink:type="arc" />
    <link:label id="lab_wdc_SaleofStockTermsDurationofPositionStandstill_AFAC84EB3FCE66C93526ECDE7ADEEA21_terseLabel_en-US" xlink:label="lab_wdc_SaleofStockTermsDurationofPositionStandstill_AFAC84EB3FCE66C93526ECDE7ADEEA21" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Sale of stock, terms, duration of position standstill</link:label>
    <link:label id="lab_wdc_SaleofStockTermsDurationofPositionStandstill_AFAC84EB3FCE66C93526ECDE7ADEEA21_label_en-US" xlink:label="lab_wdc_SaleofStockTermsDurationofPositionStandstill_AFAC84EB3FCE66C93526ECDE7ADEEA21" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sale of Stock, Terms, Duration of Position Standstill</link:label>
    <link:label id="lab_wdc_SaleofStockTermsDurationofPositionStandstill_AFAC84EB3FCE66C93526ECDE7ADEEA21_documentation_en-US" xlink:label="lab_wdc_SaleofStockTermsDurationofPositionStandstill_AFAC84EB3FCE66C93526ECDE7ADEEA21" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Sale of Stock, Terms, Duration of Position Standstill</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_SaleofStockTermsDurationofPositionStandstill" xlink:label="loc_wdc_SaleofStockTermsDurationofPositionStandstill_AFAC84EB3FCE66C93526ECDE7ADEEA21" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_SaleofStockTermsDurationofPositionStandstill_AFAC84EB3FCE66C93526ECDE7ADEEA21" xlink:to="lab_wdc_SaleofStockTermsDurationofPositionStandstill_AFAC84EB3FCE66C93526ECDE7ADEEA21" xlink:type="arc" />
    <link:label id="lab_wdc_SaleofStockTermsDurationofSharesLockup_10D0820CAEC8CD02AC5AECDE7ADEA011_terseLabel_en-US" xlink:label="lab_wdc_SaleofStockTermsDurationofSharesLockup_10D0820CAEC8CD02AC5AECDE7ADEA011" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Sale of stock, terms, duration of shares lock-up</link:label>
    <link:label id="lab_wdc_SaleofStockTermsDurationofSharesLockup_10D0820CAEC8CD02AC5AECDE7ADEA011_label_en-US" xlink:label="lab_wdc_SaleofStockTermsDurationofSharesLockup_10D0820CAEC8CD02AC5AECDE7ADEA011" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sale of Stock, Terms, Duration of Shares Lock-up</link:label>
    <link:label id="lab_wdc_SaleofStockTermsDurationofSharesLockup_10D0820CAEC8CD02AC5AECDE7ADEA011_documentation_en-US" xlink:label="lab_wdc_SaleofStockTermsDurationofSharesLockup_10D0820CAEC8CD02AC5AECDE7ADEA011" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Sale of Stock, Terms, Duration of Shares Lock-up</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_SaleofStockTermsDurationofSharesLockup" xlink:label="loc_wdc_SaleofStockTermsDurationofSharesLockup_10D0820CAEC8CD02AC5AECDE7ADEA011" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_SaleofStockTermsDurationofSharesLockup_10D0820CAEC8CD02AC5AECDE7ADEA011" xlink:to="lab_wdc_SaleofStockTermsDurationofSharesLockup_10D0820CAEC8CD02AC5AECDE7ADEA011" xlink:type="arc" />
    <link:label id="lab_wdc_SaleOfStockMinimalHoldingByNoncontrollingInterestToHoldNominationRightsPercent_730ABD7E4A04B904D863ECE1729D79FB_terseLabel_en-US" xlink:label="lab_wdc_SaleOfStockMinimalHoldingByNoncontrollingInterestToHoldNominationRightsPercent_730ABD7E4A04B904D863ECE1729D79FB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Minimal ownership percentage to maintain voting rights</link:label>
    <link:label id="lab_wdc_SaleOfStockMinimalHoldingByNoncontrollingInterestToHoldNominationRightsPercent_730ABD7E4A04B904D863ECE1729D79FB_label_en-US" xlink:label="lab_wdc_SaleOfStockMinimalHoldingByNoncontrollingInterestToHoldNominationRightsPercent_730ABD7E4A04B904D863ECE1729D79FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sale Of Stock, Minimal Holding By Noncontrolling Interest To Hold Nomination Rights, Percent</link:label>
    <link:label id="lab_wdc_SaleOfStockMinimalHoldingByNoncontrollingInterestToHoldNominationRightsPercent_730ABD7E4A04B904D863ECE1729D79FB_documentation_en-US" xlink:label="lab_wdc_SaleOfStockMinimalHoldingByNoncontrollingInterestToHoldNominationRightsPercent_730ABD7E4A04B904D863ECE1729D79FB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Sale Of Stock, Minimal Holding By Noncontrolling Interest To Hold Nomination Rights, Percent</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_SaleOfStockMinimalHoldingByNoncontrollingInterestToHoldNominationRightsPercent" xlink:label="loc_wdc_SaleOfStockMinimalHoldingByNoncontrollingInterestToHoldNominationRightsPercent_730ABD7E4A04B904D863ECE1729D79FB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_SaleOfStockMinimalHoldingByNoncontrollingInterestToHoldNominationRightsPercent_730ABD7E4A04B904D863ECE1729D79FB" xlink:to="lab_wdc_SaleOfStockMinimalHoldingByNoncontrollingInterestToHoldNominationRightsPercent_730ABD7E4A04B904D863ECE1729D79FB" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationsAbstract_54133442143B687FB563B415FEB1B91E_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationsAbstract_54133442143B687FB563B415FEB1B91E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combinations [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="loc_us-gaap_BusinessCombinationsAbstract_54133442143B687FB563B415FEB1B91E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationsAbstract_54133442143B687FB563B415FEB1B91E" xlink:to="lab_us-gaap_BusinessCombinationsAbstract_54133442143B687FB563B415FEB1B91E" xlink:type="arc" />
    <link:label id="lab_wdc_PurchasePriceAllocationOfBusinessCombinationTableTextBlock_417E98533E55D23B9B79B415FEB189CE_terseLabel_en-US" xlink:label="lab_wdc_PurchasePriceAllocationOfBusinessCombinationTableTextBlock_417E98533E55D23B9B79B415FEB189CE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Purchase Price Allocations</link:label>
    <link:label id="lab_wdc_PurchasePriceAllocationOfBusinessCombinationTableTextBlock_417E98533E55D23B9B79B415FEB189CE_label_en-US" xlink:label="lab_wdc_PurchasePriceAllocationOfBusinessCombinationTableTextBlock_417E98533E55D23B9B79B415FEB189CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Purchase Price Allocation Of Business Combination Table [Text Block]</link:label>
    <link:label id="lab_wdc_PurchasePriceAllocationOfBusinessCombinationTableTextBlock_417E98533E55D23B9B79B415FEB189CE_documentation_en-US" xlink:label="lab_wdc_PurchasePriceAllocationOfBusinessCombinationTableTextBlock_417E98533E55D23B9B79B415FEB189CE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Purchase Price Allocation Of Business Combination [Table Text Block]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_PurchasePriceAllocationOfBusinessCombinationTableTextBlock" xlink:label="loc_wdc_PurchasePriceAllocationOfBusinessCombinationTableTextBlock_417E98533E55D23B9B79B415FEB189CE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_PurchasePriceAllocationOfBusinessCombinationTableTextBlock_417E98533E55D23B9B79B415FEB189CE" xlink:to="lab_wdc_PurchasePriceAllocationOfBusinessCombinationTableTextBlock_417E98533E55D23B9B79B415FEB189CE" xlink:type="arc" />
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_B3F48640A8039075D858B415FEF3A54D_terseLabel_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_B3F48640A8039075D858B415FEF3A54D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pensions and Other Post-retirement Benefit Plans</link:label>
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_B3F48640A8039075D858B415FEF3A54D_label_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_B3F48640A8039075D858B415FEF3A54D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pension and Other Postretirement Benefits Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:label="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_B3F48640A8039075D858B415FEF3A54D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_B3F48640A8039075D858B415FEF3A54D" xlink:to="lab_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_B3F48640A8039075D858B415FEF3A54D" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_41DC09A176C52AA59DFDDEBC0FD5710F_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_41DC09A176C52AA59DFDDEBC0FD5710F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table]</link:label>
    <link:label id="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_41DC09A176C52AA59DFDDEBC0FD5710F_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_41DC09A176C52AA59DFDDEBC0FD5710F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instruments, Gain (Loss) [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_41DC09A176C52AA59DFDDEBC0FD5710F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_41DC09A176C52AA59DFDDEBC0FD5710F" xlink:to="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_41DC09A176C52AA59DFDDEBC0FD5710F" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeStatementLocationAxis_EE4E40FF4EFA3E83D0DBDEBC0FDA92AD_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationAxis_EE4E40FF4EFA3E83D0DBDEBC0FDA92AD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Statement Location [Axis]</link:label>
    <link:label id="lab_us-gaap_IncomeStatementLocationAxis_EE4E40FF4EFA3E83D0DBDEBC0FDA92AD_label_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationAxis_EE4E40FF4EFA3E83D0DBDEBC0FDA92AD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Statement Location [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_EE4E40FF4EFA3E83D0DBDEBC0FDA92AD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_EE4E40FF4EFA3E83D0DBDEBC0FDA92AD" xlink:to="lab_us-gaap_IncomeStatementLocationAxis_EE4E40FF4EFA3E83D0DBDEBC0FDA92AD" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeStatementLocationDomain_D29465E219A5E2106EF4DEBC0FDABD28_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationDomain_D29465E219A5E2106EF4DEBC0FDABD28" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Statement Location [Domain]</link:label>
    <link:label id="lab_us-gaap_IncomeStatementLocationDomain_D29465E219A5E2106EF4DEBC0FDABD28_label_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationDomain_D29465E219A5E2106EF4DEBC0FDABD28" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Statement Location [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_D29465E219A5E2106EF4DEBC0FDABD28" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_D29465E219A5E2106EF4DEBC0FDABD28" xlink:to="lab_us-gaap_IncomeStatementLocationDomain_D29465E219A5E2106EF4DEBC0FDABD28" xlink:type="arc" />
    <link:label id="lab_us-gaap_CostOfSalesMember_CA38BE4469E300CD16A1DEBC0FDA2530_terseLabel_en-US" xlink:label="lab_us-gaap_CostOfSalesMember_CA38BE4469E300CD16A1DEBC0FDA2530" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cost of revenue [Member]</link:label>
    <link:label id="lab_us-gaap_CostOfSalesMember_CA38BE4469E300CD16A1DEBC0FDA2530_label_en-US" xlink:label="lab_us-gaap_CostOfSalesMember_CA38BE4469E300CD16A1DEBC0FDA2530" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cost of Sales [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CostOfSalesMember" xlink:label="loc_us-gaap_CostOfSalesMember_CA38BE4469E300CD16A1DEBC0FDA2530" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CostOfSalesMember_CA38BE4469E300CD16A1DEBC0FDA2530" xlink:to="lab_us-gaap_CostOfSalesMember_CA38BE4469E300CD16A1DEBC0FDA2530" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_B770B4D8343F7E41B814DEBC0FDAA3C7_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_B770B4D8343F7E41B814DEBC0FDAA3C7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hedging Relationship [Axis]</link:label>
    <link:label id="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_B770B4D8343F7E41B814DEBC0FDAA3C7_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_B770B4D8343F7E41B814DEBC0FDAA3C7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hedging Relationship [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_B770B4D8343F7E41B814DEBC0FDAA3C7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_B770B4D8343F7E41B814DEBC0FDAA3C7" xlink:to="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_B770B4D8343F7E41B814DEBC0FDAA3C7" xlink:type="arc" />
    <link:label id="lab_us-gaap_HedgingRelationshipDomain_201E077AA136E9408683DEBC0FDADC0E_terseLabel_en-US" xlink:label="lab_us-gaap_HedgingRelationshipDomain_201E077AA136E9408683DEBC0FDADC0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hedging Relationship [Domain]</link:label>
    <link:label id="lab_us-gaap_HedgingRelationshipDomain_201E077AA136E9408683DEBC0FDADC0E_label_en-US" xlink:label="lab_us-gaap_HedgingRelationshipDomain_201E077AA136E9408683DEBC0FDADC0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hedging Relationship [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:label="loc_us-gaap_HedgingRelationshipDomain_201E077AA136E9408683DEBC0FDADC0E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HedgingRelationshipDomain_201E077AA136E9408683DEBC0FDADC0E" xlink:to="lab_us-gaap_HedgingRelationshipDomain_201E077AA136E9408683DEBC0FDADC0E" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashFlowHedgingMember_718D31CC1028A0CC5FE5DEBC0FDA2C33_terseLabel_en-US" xlink:label="lab_us-gaap_CashFlowHedgingMember_718D31CC1028A0CC5FE5DEBC0FDA2C33" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash Flow Hedging [Member]</link:label>
    <link:label id="lab_us-gaap_CashFlowHedgingMember_718D31CC1028A0CC5FE5DEBC0FDA2C33_label_en-US" xlink:label="lab_us-gaap_CashFlowHedgingMember_718D31CC1028A0CC5FE5DEBC0FDA2C33" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash Flow Hedging [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashFlowHedgingMember" xlink:label="loc_us-gaap_CashFlowHedgingMember_718D31CC1028A0CC5FE5DEBC0FDA2C33" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashFlowHedgingMember_718D31CC1028A0CC5FE5DEBC0FDA2C33" xlink:to="lab_us-gaap_CashFlowHedgingMember_718D31CC1028A0CC5FE5DEBC0FDA2C33" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeInstrumentsGainLossLineItems_C52565BAB41D1955C4D5DEBC0FDAD136_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsGainLossLineItems_C52565BAB41D1955C4D5DEBC0FDAD136" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Instruments, Gain (Loss) [Line Items]</link:label>
    <link:label id="lab_us-gaap_DerivativeInstrumentsGainLossLineItems_C52565BAB41D1955C4D5DEBC0FDAD136_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsGainLossLineItems_C52565BAB41D1955C4D5DEBC0FDAD136" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instruments, Gain (Loss) [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_C52565BAB41D1955C4D5DEBC0FDAD136" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_C52565BAB41D1955C4D5DEBC0FDAD136" xlink:to="lab_us-gaap_DerivativeInstrumentsGainLossLineItems_C52565BAB41D1955C4D5DEBC0FDAD136" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet_0C3EDB2A3E10D22BCCB0DED47A116D2F_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet_0C3EDB2A3E10D22BCCB0DED47A116D2F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amount of Gain (Loss) Recognized in Accumulated OCI on Derivatives</link:label>
    <link:label id="lab_us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet_0C3EDB2A3E10D22BCCB0DED47A116D2F_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet_0C3EDB2A3E10D22BCCB0DED47A116D2F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet_0C3EDB2A3E10D22BCCB0DED47A116D2F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet_0C3EDB2A3E10D22BCCB0DED47A116D2F" xlink:to="lab_us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet_0C3EDB2A3E10D22BCCB0DED47A116D2F" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet_853AA8C74130B4FE4FDFDEBC0FDA42A4_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet_853AA8C74130B4FE4FDFDEBC0FDA42A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amount of (Gain) Loss Reclassified From Accumulated OCI into Income</link:label>
    <link:label id="lab_us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet_853AA8C74130B4FE4FDFDEBC0FDA42A4_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet_853AA8C74130B4FE4FDFDEBC0FDA42A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet_853AA8C74130B4FE4FDFDEBC0FDA42A4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet_853AA8C74130B4FE4FDFDEBC0FDA42A4" xlink:to="lab_us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet_853AA8C74130B4FE4FDFDEBC0FDA42A4" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_A8AFAB62CEE13F76178ADA0D966DA429_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_A8AFAB62CEE13F76178ADA0D966DA429" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurements, Recurring and Nonrecurring [Table]</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_A8AFAB62CEE13F76178ADA0D966DA429_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_A8AFAB62CEE13F76178ADA0D966DA429" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Measurements, Recurring and Nonrecurring [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_A8AFAB62CEE13F76178ADA0D966DA429" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_A8AFAB62CEE13F76178ADA0D966DA429" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_A8AFAB62CEE13F76178ADA0D966DA429" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByMeasurementFrequencyAxis_AFD74BA49561E0C616EFDA0D966D9E49_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementFrequencyAxis_AFD74BA49561E0C616EFDA0D966D9E49" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Measurement Frequency [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByMeasurementFrequencyAxis_AFD74BA49561E0C616EFDA0D966D9E49_label_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementFrequencyAxis_AFD74BA49561E0C616EFDA0D966D9E49" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Measurement Frequency [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_AFD74BA49561E0C616EFDA0D966D9E49" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_AFD74BA49561E0C616EFDA0D966D9E49" xlink:to="lab_us-gaap_FairValueByMeasurementFrequencyAxis_AFD74BA49561E0C616EFDA0D966D9E49" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementFrequencyDomain_59F47A0C61AC8BC8D4C1DA0D966E473F_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementFrequencyDomain_59F47A0C61AC8BC8D4C1DA0D966E473F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement Frequency [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementFrequencyDomain_59F47A0C61AC8BC8D4C1DA0D966E473F_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementFrequencyDomain_59F47A0C61AC8BC8D4C1DA0D966E473F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement Frequency [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_59F47A0C61AC8BC8D4C1DA0D966E473F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_59F47A0C61AC8BC8D4C1DA0D966E473F" xlink:to="lab_us-gaap_FairValueMeasurementFrequencyDomain_59F47A0C61AC8BC8D4C1DA0D966E473F" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementsRecurringMember_1A7EB2C29AECCC47B466DA0D966E920E_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsRecurringMember_1A7EB2C29AECCC47B466DA0D966E920E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Measurements, Recurring [Member]</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementsRecurringMember_1A7EB2C29AECCC47B466DA0D966E920E_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsRecurringMember_1A7EB2C29AECCC47B466DA0D966E920E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurements, Recurring [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_1A7EB2C29AECCC47B466DA0D966E920E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementsRecurringMember_1A7EB2C29AECCC47B466DA0D966E920E" xlink:to="lab_us-gaap_FairValueMeasurementsRecurringMember_1A7EB2C29AECCC47B466DA0D966E920E" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_D79DC2E9CE0A1A634A54DA0D966EA0ED_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_D79DC2E9CE0A1A634A54DA0D966EA0ED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Hierarchy [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_D79DC2E9CE0A1A634A54DA0D966EA0ED_label_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_D79DC2E9CE0A1A634A54DA0D966EA0ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Hierarchy [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_D79DC2E9CE0A1A634A54DA0D966EA0ED" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_D79DC2E9CE0A1A634A54DA0D966EA0ED" xlink:to="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_D79DC2E9CE0A1A634A54DA0D966EA0ED" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_65D85056CDF40FBAE39EDA0D966E0901_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_65D85056CDF40FBAE39EDA0D966E0901" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Measurements, Fair Value Hierarchy [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_65D85056CDF40FBAE39EDA0D966E0901_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_65D85056CDF40FBAE39EDA0D966E0901" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Hierarchy [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_65D85056CDF40FBAE39EDA0D966E0901" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_65D85056CDF40FBAE39EDA0D966E0901" xlink:to="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_65D85056CDF40FBAE39EDA0D966E0901" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel1Member_488956FAF818C8902A11DA0D966EC977_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_488956FAF818C8902A11DA0D966EC977" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurements at Reporting Date Using Level 1 [Member]</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel1Member_488956FAF818C8902A11DA0D966EC977_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_488956FAF818C8902A11DA0D966EC977" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 1 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_488956FAF818C8902A11DA0D966EC977" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel1Member_488956FAF818C8902A11DA0D966EC977" xlink:to="lab_us-gaap_FairValueInputsLevel1Member_488956FAF818C8902A11DA0D966EC977" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel2Member_4228FF80F2F5178882A1DA0D966EB927_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_4228FF80F2F5178882A1DA0D966EB927" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurements at Reporting Date Using Level 2 [Member]</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel2Member_4228FF80F2F5178882A1DA0D966EB927_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_4228FF80F2F5178882A1DA0D966EB927" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 2 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_4228FF80F2F5178882A1DA0D966EB927" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel2Member_4228FF80F2F5178882A1DA0D966EB927" xlink:to="lab_us-gaap_FairValueInputsLevel2Member_4228FF80F2F5178882A1DA0D966EB927" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel3Member_229CEEDDB4DE2CC80A0FDA0D966E267E_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_229CEEDDB4DE2CC80A0FDA0D966E267E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurements at Reporting Date Using Level 3 [Member]</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel3Member_229CEEDDB4DE2CC80A0FDA0D966E267E_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_229CEEDDB4DE2CC80A0FDA0D966E267E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 3 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_229CEEDDB4DE2CC80A0FDA0D966E267E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel3Member_229CEEDDB4DE2CC80A0FDA0D966E267E" xlink:to="lab_us-gaap_FairValueInputsLevel3Member_229CEEDDB4DE2CC80A0FDA0D966E267E" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByAssetClassAxis_BB9A54FDE67BFDB43105DA0D966EA974_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByAssetClassAxis_BB9A54FDE67BFDB43105DA0D966EA974" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Asset Class [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByAssetClassAxis_BB9A54FDE67BFDB43105DA0D966EA974_label_en-US" xlink:label="lab_us-gaap_FairValueByAssetClassAxis_BB9A54FDE67BFDB43105DA0D966EA974" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Asset Class [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueByAssetClassAxis" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_BB9A54FDE67BFDB43105DA0D966EA974" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_BB9A54FDE67BFDB43105DA0D966EA974" xlink:to="lab_us-gaap_FairValueByAssetClassAxis_BB9A54FDE67BFDB43105DA0D966EA974" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_C8EC7CE5F22FEEF82A3ADA0D966EB792_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_C8EC7CE5F22FEEF82A3ADA0D966EB792" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value by Asset Class [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_C8EC7CE5F22FEEF82A3ADA0D966EB792_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_C8EC7CE5F22FEEF82A3ADA0D966EB792" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Asset Class [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_C8EC7CE5F22FEEF82A3ADA0D966EB792" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_C8EC7CE5F22FEEF82A3ADA0D966EB792" xlink:to="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_C8EC7CE5F22FEEF82A3ADA0D966EB792" xlink:type="arc" />
    <link:label id="lab_us-gaap_MoneyMarketFundsMember_5C2EF5BE4CA37EDFDE45DA0D966E4D75_verboseLabel_en-US" xlink:label="lab_us-gaap_MoneyMarketFundsMember_5C2EF5BE4CA37EDFDE45DA0D966E4D75" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Money Market Funds [Member]</link:label>
    <link:label id="lab_us-gaap_MoneyMarketFundsMember_5C2EF5BE4CA37EDFDE45DA0D966E4D75_label_en-US" xlink:label="lab_us-gaap_MoneyMarketFundsMember_5C2EF5BE4CA37EDFDE45DA0D966E4D75" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Money Market Funds [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MoneyMarketFundsMember" xlink:label="loc_us-gaap_MoneyMarketFundsMember_5C2EF5BE4CA37EDFDE45DA0D966E4D75" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MoneyMarketFundsMember_5C2EF5BE4CA37EDFDE45DA0D966E4D75" xlink:to="lab_us-gaap_MoneyMarketFundsMember_5C2EF5BE4CA37EDFDE45DA0D966E4D75" xlink:type="arc" />
    <link:label id="lab_us-gaap_USTreasurySecuritiesMember_4A9B5927B971AB8FA1A7DA0D966E8A41_terseLabel_en-US" xlink:label="lab_us-gaap_USTreasurySecuritiesMember_4A9B5927B971AB8FA1A7DA0D966E8A41" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">US Treasury Securities [Member]</link:label>
    <link:label id="lab_us-gaap_USTreasurySecuritiesMember_4A9B5927B971AB8FA1A7DA0D966E8A41_label_en-US" xlink:label="lab_us-gaap_USTreasurySecuritiesMember_4A9B5927B971AB8FA1A7DA0D966E8A41" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">US Treasury Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_USTreasurySecuritiesMember" xlink:label="loc_us-gaap_USTreasurySecuritiesMember_4A9B5927B971AB8FA1A7DA0D966E8A41" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_USTreasurySecuritiesMember_4A9B5927B971AB8FA1A7DA0D966E8A41" xlink:to="lab_us-gaap_USTreasurySecuritiesMember_4A9B5927B971AB8FA1A7DA0D966E8A41" xlink:type="arc" />
    <link:label id="lab_us-gaap_BankersAcceptanceMember_1025E3746B86159A599BDA0D966FF3B7_terseLabel_en-US" xlink:label="lab_us-gaap_BankersAcceptanceMember_1025E3746B86159A599BDA0D966FF3B7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Bankers Acceptance [Member]</link:label>
    <link:label id="lab_us-gaap_BankersAcceptanceMember_1025E3746B86159A599BDA0D966FF3B7_label_en-US" xlink:label="lab_us-gaap_BankersAcceptanceMember_1025E3746B86159A599BDA0D966FF3B7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Bankers Acceptance [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BankersAcceptanceMember" xlink:label="loc_us-gaap_BankersAcceptanceMember_1025E3746B86159A599BDA0D966FF3B7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BankersAcceptanceMember_1025E3746B86159A599BDA0D966FF3B7" xlink:to="lab_us-gaap_BankersAcceptanceMember_1025E3746B86159A599BDA0D966FF3B7" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommercialPaperMember_DCC53E89898DB37BFC0ADA0D966FF78E_terseLabel_en-US" xlink:label="lab_us-gaap_CommercialPaperMember_DCC53E89898DB37BFC0ADA0D966FF78E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commercial Paper [Member]</link:label>
    <link:label id="lab_us-gaap_CommercialPaperMember_DCC53E89898DB37BFC0ADA0D966FF78E_label_en-US" xlink:label="lab_us-gaap_CommercialPaperMember_DCC53E89898DB37BFC0ADA0D966FF78E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commercial Paper [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommercialPaperMember" xlink:label="loc_us-gaap_CommercialPaperMember_DCC53E89898DB37BFC0ADA0D966FF78E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommercialPaperMember_DCC53E89898DB37BFC0ADA0D966FF78E" xlink:to="lab_us-gaap_CommercialPaperMember_DCC53E89898DB37BFC0ADA0D966FF78E" xlink:type="arc" />
    <link:label id="lab_us-gaap_CertificatesOfDepositMember_338C86DFA92CAFB1F845DA0D966F131A_terseLabel_en-US" xlink:label="lab_us-gaap_CertificatesOfDepositMember_338C86DFA92CAFB1F845DA0D966F131A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Certificates of Deposit [Member]</link:label>
    <link:label id="lab_us-gaap_CertificatesOfDepositMember_338C86DFA92CAFB1F845DA0D966F131A_label_en-US" xlink:label="lab_us-gaap_CertificatesOfDepositMember_338C86DFA92CAFB1F845DA0D966F131A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Certificates of Deposit [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CertificatesOfDepositMember" xlink:label="loc_us-gaap_CertificatesOfDepositMember_338C86DFA92CAFB1F845DA0D966F131A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CertificatesOfDepositMember_338C86DFA92CAFB1F845DA0D966F131A" xlink:to="lab_us-gaap_CertificatesOfDepositMember_338C86DFA92CAFB1F845DA0D966F131A" xlink:type="arc" />
    <link:label id="lab_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_D0FC12EBEE52FC85A960DA0D966FE4ED_terseLabel_en-US" xlink:label="lab_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_D0FC12EBEE52FC85A960DA0D966FE4ED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">US Government Agencies Debt Securities [Member]</link:label>
    <link:label id="lab_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_D0FC12EBEE52FC85A960DA0D966FE4ED_label_en-US" xlink:label="lab_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_D0FC12EBEE52FC85A960DA0D966FE4ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">US Government Agencies Debt Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_USGovernmentAgenciesDebtSecuritiesMember" xlink:label="loc_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_D0FC12EBEE52FC85A960DA0D966FE4ED" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_D0FC12EBEE52FC85A960DA0D966FE4ED" xlink:to="lab_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_D0FC12EBEE52FC85A960DA0D966FE4ED" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_15E0E2D3064AECDD71FEDA0D966FAB89_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_15E0E2D3064AECDD71FEDA0D966FAB89" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_15E0E2D3064AECDD71FEDA0D966FAB89_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_15E0E2D3064AECDD71FEDA0D966FAB89" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_15E0E2D3064AECDD71FEDA0D966FAB89" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_15E0E2D3064AECDD71FEDA0D966FAB89" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_15E0E2D3064AECDD71FEDA0D966FAB89" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_1746BE3ACB05BE41027ADA0D966FBC76_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_1746BE3ACB05BE41027ADA0D966FBC76" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total cash equivalents</link:label>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_1746BE3ACB05BE41027ADA0D966FBC76_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_1746BE3ACB05BE41027ADA0D966FBC76" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash and Cash Equivalents, Fair Value Disclosure</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_1746BE3ACB05BE41027ADA0D966FBC76" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_1746BE3ACB05BE41027ADA0D966FBC76" xlink:to="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_1746BE3ACB05BE41027ADA0D966FBC76" xlink:type="arc" />
    <link:label id="lab_wdc_ShorttermInvestmentsFairValueDisclosure_7AF41768493B11DBA004DA0D966FFB99_terseLabel_en-US" xlink:label="lab_wdc_ShorttermInvestmentsFairValueDisclosure_7AF41768493B11DBA004DA0D966FFB99" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Short-term Investments, Fair Value Disclosure</link:label>
    <link:label id="lab_wdc_ShorttermInvestmentsFairValueDisclosure_7AF41768493B11DBA004DA0D966FFB99_label_en-US" xlink:label="lab_wdc_ShorttermInvestmentsFairValueDisclosure_7AF41768493B11DBA004DA0D966FFB99" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Short-term Investments, Fair Value Disclosure</link:label>
    <link:label id="lab_wdc_ShorttermInvestmentsFairValueDisclosure_7AF41768493B11DBA004DA0D966FFB99_documentation_en-US" xlink:label="lab_wdc_ShorttermInvestmentsFairValueDisclosure_7AF41768493B11DBA004DA0D966FFB99" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Short-term Investments, Fair Value Disclosure</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ShorttermInvestmentsFairValueDisclosure" xlink:label="loc_wdc_ShorttermInvestmentsFairValueDisclosure_7AF41768493B11DBA004DA0D966FFB99" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ShorttermInvestmentsFairValueDisclosure_7AF41768493B11DBA004DA0D966FFB99" xlink:to="lab_wdc_ShorttermInvestmentsFairValueDisclosure_7AF41768493B11DBA004DA0D966FFB99" xlink:type="arc" />
    <link:label id="lab_wdc_LongtermInvestmentsFairValueDisclosure_4F9C543BBEA2A57CCDD1DA0D966F4DB7_terseLabel_en-US" xlink:label="lab_wdc_LongtermInvestmentsFairValueDisclosure_4F9C543BBEA2A57CCDD1DA0D966F4DB7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term Investments, Fair Value Disclosure</link:label>
    <link:label id="lab_wdc_LongtermInvestmentsFairValueDisclosure_4F9C543BBEA2A57CCDD1DA0D966F4DB7_label_en-US" xlink:label="lab_wdc_LongtermInvestmentsFairValueDisclosure_4F9C543BBEA2A57CCDD1DA0D966F4DB7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Investments, Fair Value Disclosure</link:label>
    <link:label id="lab_wdc_LongtermInvestmentsFairValueDisclosure_4F9C543BBEA2A57CCDD1DA0D966F4DB7_documentation_en-US" xlink:label="lab_wdc_LongtermInvestmentsFairValueDisclosure_4F9C543BBEA2A57CCDD1DA0D966F4DB7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Long-term Investments, Fair Value Disclosure</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_LongtermInvestmentsFairValueDisclosure" xlink:label="loc_wdc_LongtermInvestmentsFairValueDisclosure_4F9C543BBEA2A57CCDD1DA0D966F4DB7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_LongtermInvestmentsFairValueDisclosure_4F9C543BBEA2A57CCDD1DA0D966F4DB7" xlink:to="lab_wdc_LongtermInvestmentsFairValueDisclosure_4F9C543BBEA2A57CCDD1DA0D966F4DB7" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsFairValueDisclosure_B66757B2D01E0ACCF0BEDA0D966F5353_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosure_B66757B2D01E0ACCF0BEDA0D966F5353" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total assets at fair value</link:label>
    <link:label id="lab_us-gaap_AssetsFairValueDisclosure_B66757B2D01E0ACCF0BEDA0D966F5353_label_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosure_B66757B2D01E0ACCF0BEDA0D966F5353" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets, Fair Value Disclosure</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsFairValueDisclosure" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_B66757B2D01E0ACCF0BEDA0D966F5353" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_B66757B2D01E0ACCF0BEDA0D966F5353" xlink:to="lab_us-gaap_AssetsFairValueDisclosure_B66757B2D01E0ACCF0BEDA0D966F5353" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeLiabilities_5B0C79E392FA2788FD19DA0D966F60E8_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeLiabilities_5B0C79E392FA2788FD19DA0D966F60E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeLiabilities" xlink:label="loc_us-gaap_DerivativeLiabilities_5B0C79E392FA2788FD19DA0D966F60E8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeLiabilities_5B0C79E392FA2788FD19DA0D966F60E8" xlink:to="lab_us-gaap_DerivativeLiabilities_5B0C79E392FA2788FD19DA0D966F60E8" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesFairValueDisclosure_D13FA19A0FF2FB9716F6DA0D966FF67E_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesFairValueDisclosure_D13FA19A0FF2FB9716F6DA0D966FF67E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total liabilities at fair value</link:label>
    <link:label id="lab_us-gaap_LiabilitiesFairValueDisclosure_D13FA19A0FF2FB9716F6DA0D966FF67E_label_en-US" xlink:label="lab_us-gaap_LiabilitiesFairValueDisclosure_D13FA19A0FF2FB9716F6DA0D966FF67E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financial and Nonfinancial Liabilities, Fair Value Disclosure</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_D13FA19A0FF2FB9716F6DA0D966FF67E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosure_D13FA19A0FF2FB9716F6DA0D966FF67E" xlink:to="lab_us-gaap_LiabilitiesFairValueDisclosure_D13FA19A0FF2FB9716F6DA0D966FF67E" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtDisclosureAbstract_DED0434E23CD4DD949DCECCADFC898C3_label_en-US" xlink:label="lab_us-gaap_DebtDisclosureAbstract_DED0434E23CD4DD949DCECCADFC898C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_us-gaap_DebtDisclosureAbstract_DED0434E23CD4DD949DCECCADFC898C3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtDisclosureAbstract_DED0434E23CD4DD949DCECCADFC898C3" xlink:to="lab_us-gaap_DebtDisclosureAbstract_DED0434E23CD4DD949DCECCADFC898C3" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentTable_0E6E630487E967557D64ECCADFCA239A_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentTable_0E6E630487E967557D64ECCADFCA239A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Long-term Debt Instruments [Table]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentTable_0E6E630487E967557D64ECCADFCA239A_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentTable_0E6E630487E967557D64ECCADFCA239A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Long-term Debt Instruments [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_us-gaap_DebtInstrumentTable_0E6E630487E967557D64ECCADFCA239A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentTable_0E6E630487E967557D64ECCADFCA239A" xlink:to="lab_us-gaap_DebtInstrumentTable_0E6E630487E967557D64ECCADFCA239A" xlink:type="arc" />
    <link:label id="lab_wdc_TermLoanMember_2ABEA00C913E3DAF5B66ECCADFD0D09A_verboseLabel_en-US" xlink:label="lab_wdc_TermLoanMember_2ABEA00C913E3DAF5B66ECCADFD0D09A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Term loan facility [Member]</link:label>
    <link:label id="lab_wdc_TermLoanMember_2ABEA00C913E3DAF5B66ECCADFD0D09A_label_en-US" xlink:label="lab_wdc_TermLoanMember_2ABEA00C913E3DAF5B66ECCADFD0D09A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Term Loan [Member]</link:label>
    <link:label id="lab_wdc_TermLoanMember_2ABEA00C913E3DAF5B66ECCADFD0D09A_documentation_en-US" xlink:label="lab_wdc_TermLoanMember_2ABEA00C913E3DAF5B66ECCADFD0D09A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Term loan.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_TermLoanMember" xlink:label="loc_wdc_TermLoanMember_2ABEA00C913E3DAF5B66ECCADFD0D09A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_TermLoanMember_2ABEA00C913E3DAF5B66ECCADFD0D09A" xlink:to="lab_wdc_TermLoanMember_2ABEA00C913E3DAF5B66ECCADFD0D09A" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentLineItems_71AC72F21B0C4046AD6FECCADFD117C5_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_71AC72F21B0C4046AD6FECCADFD117C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Instrument [Line Items]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentLineItems_71AC72F21B0C4046AD6FECCADFD117C5_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_71AC72F21B0C4046AD6FECCADFD117C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_71AC72F21B0C4046AD6FECCADFD117C5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentLineItems_71AC72F21B0C4046AD6FECCADFD117C5" xlink:to="lab_us-gaap_DebtInstrumentLineItems_71AC72F21B0C4046AD6FECCADFD117C5" xlink:type="arc" />
    <link:label id="lab_wdc_UnsecuredLoanUnderCreditFacility_3A4DFF32E4CDB2163B0AECCADFD19976_verboseLabel_en-US" xlink:label="lab_wdc_UnsecuredLoanUnderCreditFacility_3A4DFF32E4CDB2163B0AECCADFD19976" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Total unsecured loan under credit facility</link:label>
    <link:label id="lab_wdc_UnsecuredLoanUnderCreditFacility_3A4DFF32E4CDB2163B0AECCADFD19976_label_en-US" xlink:label="lab_wdc_UnsecuredLoanUnderCreditFacility_3A4DFF32E4CDB2163B0AECCADFD19976" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unsecured Loan Under Credit Facility</link:label>
    <link:label id="lab_wdc_UnsecuredLoanUnderCreditFacility_3A4DFF32E4CDB2163B0AECCADFD19976_documentation_en-US" xlink:label="lab_wdc_UnsecuredLoanUnderCreditFacility_3A4DFF32E4CDB2163B0AECCADFD19976" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Total term loan amount borrowed under credit facility.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_UnsecuredLoanUnderCreditFacility" xlink:label="loc_wdc_UnsecuredLoanUnderCreditFacility_3A4DFF32E4CDB2163B0AECCADFD19976" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_UnsecuredLoanUnderCreditFacility_3A4DFF32E4CDB2163B0AECCADFD19976" xlink:to="lab_wdc_UnsecuredLoanUnderCreditFacility_3A4DFF32E4CDB2163B0AECCADFD19976" xlink:type="arc" />
    <link:label id="lab_wdc_LineOfCreditFacilityAmountAvailableToBorrow_DA556D31D78CEAEF54EEECCADFD139EC_terseLabel_en-US" xlink:label="lab_wdc_LineOfCreditFacilityAmountAvailableToBorrow_DA556D31D78CEAEF54EEECCADFD139EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit facility revolving loan</link:label>
    <link:label id="lab_wdc_LineOfCreditFacilityAmountAvailableToBorrow_DA556D31D78CEAEF54EEECCADFD139EC_label_en-US" xlink:label="lab_wdc_LineOfCreditFacilityAmountAvailableToBorrow_DA556D31D78CEAEF54EEECCADFD139EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Line Of Credit Facility Amount Available To Borrow</link:label>
    <link:label id="lab_wdc_LineOfCreditFacilityAmountAvailableToBorrow_DA556D31D78CEAEF54EEECCADFD139EC_documentation_en-US" xlink:label="lab_wdc_LineOfCreditFacilityAmountAvailableToBorrow_DA556D31D78CEAEF54EEECCADFD139EC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Line of Credit Facility Amount Available to Borrow</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_LineOfCreditFacilityAmountAvailableToBorrow" xlink:label="loc_wdc_LineOfCreditFacilityAmountAvailableToBorrow_DA556D31D78CEAEF54EEECCADFD139EC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_LineOfCreditFacilityAmountAvailableToBorrow_DA556D31D78CEAEF54EEECCADFD139EC" xlink:to="lab_wdc_LineOfCreditFacilityAmountAvailableToBorrow_DA556D31D78CEAEF54EEECCADFD139EC" xlink:type="arc" />
    <link:label id="lab_us-gaap_WriteOffOfDeferredDebtIssuanceCost_8472FB9B4BE8F3509044ECCADFD19165_terseLabel_en-US" xlink:label="lab_us-gaap_WriteOffOfDeferredDebtIssuanceCost_8472FB9B4BE8F3509044ECCADFD19165" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Write off of Deferred Debt Issuance Cost</link:label>
    <link:label id="lab_us-gaap_WriteOffOfDeferredDebtIssuanceCost_8472FB9B4BE8F3509044ECCADFD19165_label_en-US" xlink:label="lab_us-gaap_WriteOffOfDeferredDebtIssuanceCost_8472FB9B4BE8F3509044ECCADFD19165" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Write off of Deferred Debt Issuance Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_WriteOffOfDeferredDebtIssuanceCost" xlink:label="loc_us-gaap_WriteOffOfDeferredDebtIssuanceCost_8472FB9B4BE8F3509044ECCADFD19165" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WriteOffOfDeferredDebtIssuanceCost_8472FB9B4BE8F3509044ECCADFD19165" xlink:to="lab_us-gaap_WriteOffOfDeferredDebtIssuanceCost_8472FB9B4BE8F3509044ECCADFD19165" xlink:type="arc" />
    <link:label id="lab_wdc_CreditFacilityAdditionalBorrowingCapacity_7615426CD3EA1F4C889EECCADFD1F57D_terseLabel_en-US" xlink:label="lab_wdc_CreditFacilityAdditionalBorrowingCapacity_7615426CD3EA1F4C889EECCADFD1F57D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Line of credit facility additional borrowing capacity</link:label>
    <link:label id="lab_wdc_CreditFacilityAdditionalBorrowingCapacity_7615426CD3EA1F4C889EECCADFD1F57D_label_en-US" xlink:label="lab_wdc_CreditFacilityAdditionalBorrowingCapacity_7615426CD3EA1F4C889EECCADFD1F57D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit Facility Additional Borrowing Capacity</link:label>
    <link:label id="lab_wdc_CreditFacilityAdditionalBorrowingCapacity_7615426CD3EA1F4C889EECCADFD1F57D_documentation_en-US" xlink:label="lab_wdc_CreditFacilityAdditionalBorrowingCapacity_7615426CD3EA1F4C889EECCADFD1F57D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount by which the credit facility can be expanded.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_CreditFacilityAdditionalBorrowingCapacity" xlink:label="loc_wdc_CreditFacilityAdditionalBorrowingCapacity_7615426CD3EA1F4C889EECCADFD1F57D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_CreditFacilityAdditionalBorrowingCapacity_7615426CD3EA1F4C889EECCADFD1F57D" xlink:to="lab_wdc_CreditFacilityAdditionalBorrowingCapacity_7615426CD3EA1F4C889EECCADFD1F57D" xlink:type="arc" />
    <link:label id="lab_wdc_PeriodOfTermLoanFacility_FEBEDFE9901C9840CEAFECCADFD13BE0_terseLabel_en-US" xlink:label="lab_wdc_PeriodOfTermLoanFacility_FEBEDFE9901C9840CEAFECCADFD13BE0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Period of Term Loan Facility</link:label>
    <link:label id="lab_wdc_PeriodOfTermLoanFacility_FEBEDFE9901C9840CEAFECCADFD13BE0_label_en-US" xlink:label="lab_wdc_PeriodOfTermLoanFacility_FEBEDFE9901C9840CEAFECCADFD13BE0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Period of Term Loan Facility</link:label>
    <link:label id="lab_wdc_PeriodOfTermLoanFacility_FEBEDFE9901C9840CEAFECCADFD13BE0_documentation_en-US" xlink:label="lab_wdc_PeriodOfTermLoanFacility_FEBEDFE9901C9840CEAFECCADFD13BE0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Period of term loan facility.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_PeriodOfTermLoanFacility" xlink:label="loc_wdc_PeriodOfTermLoanFacility_FEBEDFE9901C9840CEAFECCADFD13BE0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_PeriodOfTermLoanFacility_FEBEDFE9901C9840CEAFECCADFD13BE0" xlink:to="lab_wdc_PeriodOfTermLoanFacility_FEBEDFE9901C9840CEAFECCADFD13BE0" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_E721A7D0A8A9B678EF0CECCADFD1A20E_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_E721A7D0A8A9B678EF0CECCADFD1A20E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest rate of borrowing under credit facility</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_E721A7D0A8A9B678EF0CECCADFD1A20E_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_E721A7D0A8A9B678EF0CECCADFD1A20E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Interest Rate, Effective Percentage</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_E721A7D0A8A9B678EF0CECCADFD1A20E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_E721A7D0A8A9B678EF0CECCADFD1A20E" xlink:to="lab_us-gaap_DebtInstrumentInterestRateEffectivePercentage_E721A7D0A8A9B678EF0CECCADFD1A20E" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebt_1549E02527335A678A18ECCADFD182BC_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebt_1549E02527335A678A18ECCADFD182BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term Debt</link:label>
    <link:label id="lab_us-gaap_LongTermDebt_1549E02527335A678A18ECCADFD182BC_label_en-US" xlink:label="lab_us-gaap_LongTermDebt_1549E02527335A678A18ECCADFD182BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaap_LongTermDebt_1549E02527335A678A18ECCADFD182BC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebt_1549E02527335A678A18ECCADFD182BC" xlink:to="lab_us-gaap_LongTermDebt_1549E02527335A678A18ECCADFD182BC" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtLongtermAndShorttermCombinedAmount_C9CAEBD5BB961F00C205ECCADFD1714E_terseLabel_en-US" xlink:label="lab_us-gaap_DebtLongtermAndShorttermCombinedAmount_C9CAEBD5BB961F00C205ECCADFD1714E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Remaining outstanding balance term loan facility</link:label>
    <link:label id="lab_us-gaap_DebtLongtermAndShorttermCombinedAmount_C9CAEBD5BB961F00C205ECCADFD1714E_label_en-US" xlink:label="lab_us-gaap_DebtLongtermAndShorttermCombinedAmount_C9CAEBD5BB961F00C205ECCADFD1714E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt, Long-term and Short-term, Combined Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtLongtermAndShorttermCombinedAmount" xlink:label="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_C9CAEBD5BB961F00C205ECCADFD1714E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_C9CAEBD5BB961F00C205ECCADFD1714E" xlink:to="lab_us-gaap_DebtLongtermAndShorttermCombinedAmount_C9CAEBD5BB961F00C205ECCADFD1714E" xlink:type="arc" />
    <link:label id="lab_wdc_SublimitForLettersOfCreditUnderRevolvingCreditFacility_36910C9C3FA6E913218BECCADFD14B58_terseLabel_en-US" xlink:label="lab_wdc_SublimitForLettersOfCreditUnderRevolvingCreditFacility_36910C9C3FA6E913218BECCADFD14B58" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Sublimit for Letters of Credit Under Revolving Credit Facility</link:label>
    <link:label id="lab_wdc_SublimitForLettersOfCreditUnderRevolvingCreditFacility_36910C9C3FA6E913218BECCADFD14B58_label_en-US" xlink:label="lab_wdc_SublimitForLettersOfCreditUnderRevolvingCreditFacility_36910C9C3FA6E913218BECCADFD14B58" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sublimit for Letters of Credit Under Revolving Credit Facility</link:label>
    <link:label id="lab_wdc_SublimitForLettersOfCreditUnderRevolvingCreditFacility_36910C9C3FA6E913218BECCADFD14B58_documentation_en-US" xlink:label="lab_wdc_SublimitForLettersOfCreditUnderRevolvingCreditFacility_36910C9C3FA6E913218BECCADFD14B58" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Sublimit for Letters of Credit Under Revolving Credit Facility.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_SublimitForLettersOfCreditUnderRevolvingCreditFacility" xlink:label="loc_wdc_SublimitForLettersOfCreditUnderRevolvingCreditFacility_36910C9C3FA6E913218BECCADFD14B58" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_SublimitForLettersOfCreditUnderRevolvingCreditFacility_36910C9C3FA6E913218BECCADFD14B58" xlink:to="lab_wdc_SublimitForLettersOfCreditUnderRevolvingCreditFacility_36910C9C3FA6E913218BECCADFD14B58" xlink:type="arc" />
    <link:label id="lab_wdc_SublimitForSwingLineLoansUnderRevolvingCreditFacility_85D325EA742E975BD191ECCADFD17743_terseLabel_en-US" xlink:label="lab_wdc_SublimitForSwingLineLoansUnderRevolvingCreditFacility_85D325EA742E975BD191ECCADFD17743" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Sublimit for Swing Line Loans Under Revolving Credit Facility</link:label>
    <link:label id="lab_wdc_SublimitForSwingLineLoansUnderRevolvingCreditFacility_85D325EA742E975BD191ECCADFD17743_label_en-US" xlink:label="lab_wdc_SublimitForSwingLineLoansUnderRevolvingCreditFacility_85D325EA742E975BD191ECCADFD17743" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sublimit for Swing Line Loans Under Revolving Credit Facility</link:label>
    <link:label id="lab_wdc_SublimitForSwingLineLoansUnderRevolvingCreditFacility_85D325EA742E975BD191ECCADFD17743_documentation_en-US" xlink:label="lab_wdc_SublimitForSwingLineLoansUnderRevolvingCreditFacility_85D325EA742E975BD191ECCADFD17743" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Sublimit for Swing Line Loans Under Revolving Credit Facility.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_SublimitForSwingLineLoansUnderRevolvingCreditFacility" xlink:label="loc_wdc_SublimitForSwingLineLoansUnderRevolvingCreditFacility_85D325EA742E975BD191ECCADFD17743" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_SublimitForSwingLineLoansUnderRevolvingCreditFacility_85D325EA742E975BD191ECCADFD17743" xlink:to="lab_wdc_SublimitForSwingLineLoansUnderRevolvingCreditFacility_85D325EA742E975BD191ECCADFD17743" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_462A268357822061BF19ECCADFD19CAC_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_462A268357822061BF19ECCADFD19CAC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal, Remainder of Fiscal Year</link:label>
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_462A268357822061BF19ECCADFD19CAC_label_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_462A268357822061BF19ECCADFD19CAC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal, Remainder of Fiscal Year</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_462A268357822061BF19ECCADFD19CAC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_462A268357822061BF19ECCADFD19CAC" xlink:to="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_462A268357822061BF19ECCADFD19CAC" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_1721147E5E032CBE28ECECCADFD1F8D0_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_1721147E5E032CBE28ECECCADFD1F8D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Year Two</link:label>
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_1721147E5E032CBE28ECECCADFD1F8D0_label_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_1721147E5E032CBE28ECECCADFD1F8D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Year Two</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_1721147E5E032CBE28ECECCADFD1F8D0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_1721147E5E032CBE28ECECCADFD1F8D0" xlink:to="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_1721147E5E032CBE28ECECCADFD1F8D0" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_A075C2B12FFBBF90E1AAECCADFD182A1_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_A075C2B12FFBBF90E1AAECCADFD182A1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Year Three</link:label>
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_A075C2B12FFBBF90E1AAECCADFD182A1_label_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_A075C2B12FFBBF90E1AAECCADFD182A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Year Three</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_A075C2B12FFBBF90E1AAECCADFD182A1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_A075C2B12FFBBF90E1AAECCADFD182A1" xlink:to="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_A075C2B12FFBBF90E1AAECCADFD182A1" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_7A840B6940B373ACCFD9ECCADFD1D89C_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_7A840B6940B373ACCFD9ECCADFD1D89C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Year Four</link:label>
    <link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_7A840B6940B373ACCFD9ECCADFD1D89C_label_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_7A840B6940B373ACCFD9ECCADFD1D89C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Maturities, Repayments of Principal in Year Four</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_7A840B6940B373ACCFD9ECCADFD1D89C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_7A840B6940B373ACCFD9ECCADFD1D89C" xlink:to="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_7A840B6940B373ACCFD9ECCADFD1D89C" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareAbstract_610E02563C4F33DAFE6EB415FE9CE50C_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareAbstract_610E02563C4F33DAFE6EB415FE9CE50C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_610E02563C4F33DAFE6EB415FE9CE50C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareAbstract_610E02563C4F33DAFE6EB415FE9CE50C" xlink:to="lab_us-gaap_EarningsPerShareAbstract_610E02563C4F33DAFE6EB415FE9CE50C" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareTextBlock_B4A4413CD0218D4F3415B415FE9C2F82_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareTextBlock_B4A4413CD0218D4F3415B415FE9C2F82" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income per Common Share</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareTextBlock_B4A4413CD0218D4F3415B415FE9C2F82_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareTextBlock_B4A4413CD0218D4F3415B415FE9C2F82" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareTextBlock" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_B4A4413CD0218D4F3415B415FE9C2F82" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareTextBlock_B4A4413CD0218D4F3415B415FE9C2F82" xlink:to="lab_us-gaap_EarningsPerShareTextBlock_B4A4413CD0218D4F3415B415FE9C2F82" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryNetAbstract_6C797A836EFDDFC9F3C9B415FE8993C2_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryNetAbstract_6C797A836EFDDFC9F3C9B415FE8993C2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Inventories:</link:label>
    <link:label id="lab_us-gaap_InventoryNetAbstract_6C797A836EFDDFC9F3C9B415FE8993C2_label_en-US" xlink:label="lab_us-gaap_InventoryNetAbstract_6C797A836EFDDFC9F3C9B415FE8993C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Net [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryNetAbstract" xlink:label="loc_us-gaap_InventoryNetAbstract_6C797A836EFDDFC9F3C9B415FE8993C2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryNetAbstract_6C797A836EFDDFC9F3C9B415FE8993C2" xlink:to="lab_us-gaap_InventoryNetAbstract_6C797A836EFDDFC9F3C9B415FE8993C2" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryRawMaterialsNetOfReserves_A88E601E1E3BDCE130F6B415FE8953A5_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryRawMaterialsNetOfReserves_A88E601E1E3BDCE130F6B415FE8953A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Raw materials and component parts</link:label>
    <link:label id="lab_us-gaap_InventoryRawMaterialsNetOfReserves_A88E601E1E3BDCE130F6B415FE8953A5_label_en-US" xlink:label="lab_us-gaap_InventoryRawMaterialsNetOfReserves_A88E601E1E3BDCE130F6B415FE8953A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Raw Materials, Net of Reserves</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryRawMaterialsNetOfReserves" xlink:label="loc_us-gaap_InventoryRawMaterialsNetOfReserves_A88E601E1E3BDCE130F6B415FE8953A5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryRawMaterialsNetOfReserves_A88E601E1E3BDCE130F6B415FE8953A5" xlink:to="lab_us-gaap_InventoryRawMaterialsNetOfReserves_A88E601E1E3BDCE130F6B415FE8953A5" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryWorkInProcessNetOfReserves_786B23A224F1AE1CFC9CB415FE8964EA_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryWorkInProcessNetOfReserves_786B23A224F1AE1CFC9CB415FE8964EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Work-in-process</link:label>
    <link:label id="lab_us-gaap_InventoryWorkInProcessNetOfReserves_786B23A224F1AE1CFC9CB415FE8964EA_label_en-US" xlink:label="lab_us-gaap_InventoryWorkInProcessNetOfReserves_786B23A224F1AE1CFC9CB415FE8964EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Work in Process, Net of Reserves</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryWorkInProcessNetOfReserves" xlink:label="loc_us-gaap_InventoryWorkInProcessNetOfReserves_786B23A224F1AE1CFC9CB415FE8964EA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryWorkInProcessNetOfReserves_786B23A224F1AE1CFC9CB415FE8964EA" xlink:to="lab_us-gaap_InventoryWorkInProcessNetOfReserves_786B23A224F1AE1CFC9CB415FE8964EA" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_BD4E291CE364159DD2B3B415FE890DEC_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_BD4E291CE364159DD2B3B415FE890DEC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finished goods</link:label>
    <link:label id="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_BD4E291CE364159DD2B3B415FE890DEC_label_en-US" xlink:label="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_BD4E291CE364159DD2B3B415FE890DEC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Finished Goods, Net of Reserves</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:label="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_BD4E291CE364159DD2B3B415FE890DEC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_BD4E291CE364159DD2B3B415FE890DEC" xlink:to="lab_us-gaap_InventoryFinishedGoodsNetOfReserves_BD4E291CE364159DD2B3B415FE890DEC" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryNet_26D1F5AC99575DB25B99B415FE89EF1C_totalLabel_en-US" xlink:label="lab_us-gaap_InventoryNet_26D1F5AC99575DB25B99B415FE89EF1C" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total inventories</link:label>
    <link:label id="lab_us-gaap_InventoryNet_26D1F5AC99575DB25B99B415FE89EF1C_label_en-US" xlink:label="lab_us-gaap_InventoryNet_26D1F5AC99575DB25B99B415FE89EF1C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaap_InventoryNet_26D1F5AC99575DB25B99B415FE89EF1C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryNet_26D1F5AC99575DB25B99B415FE89EF1C" xlink:to="lab_us-gaap_InventoryNet_26D1F5AC99575DB25B99B415FE89EF1C" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNetAbstract_C584207487DAF065964AB415FE89DE0B_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNetAbstract_C584207487DAF065964AB415FE89DE0B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Property, plant and equipment:</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNetAbstract_C584207487DAF065964AB415FE89DE0B_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNetAbstract_C584207487DAF065964AB415FE89DE0B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment, Net [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNetAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNetAbstract_C584207487DAF065964AB415FE89DE0B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNetAbstract_C584207487DAF065964AB415FE89DE0B" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNetAbstract_C584207487DAF065964AB415FE89DE0B" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentGross_059CE9B4468EA05608DEB415FE896A90_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentGross_059CE9B4468EA05608DEB415FE896A90" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Property, plant and equipment</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentGross_059CE9B4468EA05608DEB415FE896A90_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentGross_059CE9B4468EA05608DEB415FE896A90" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_059CE9B4468EA05608DEB415FE896A90" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentGross_059CE9B4468EA05608DEB415FE896A90" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentGross_059CE9B4468EA05608DEB415FE896A90" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_25C8B35960FB9EA28EFBB415FE896437_negatedLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_25C8B35960FB9EA28EFBB415FE896437" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Accumulated depreciation</link:label>
    <link:label id="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_25C8B35960FB9EA28EFBB415FE896437_label_en-US" xlink:label="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_25C8B35960FB9EA28EFBB415FE896437" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_25C8B35960FB9EA28EFBB415FE896437" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_25C8B35960FB9EA28EFBB415FE896437" xlink:to="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_25C8B35960FB9EA28EFBB415FE896437" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_8A8AF74ABFC009E14204B415FE89539D_totalLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_8A8AF74ABFC009E14204B415FE89539D" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Property, plant and equipment, net</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_8A8AF74ABFC009E14204B415FE89539D_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_8A8AF74ABFC009E14204B415FE89539D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_8A8AF74ABFC009E14204B415FE89539D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_8A8AF74ABFC009E14204B415FE89539D" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNet_8A8AF74ABFC009E14204B415FE89539D" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_2D58B24452A007D71426B415FE89F1F6_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_2D58B24452A007D71426B415FE89F1F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other intangible assets:</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_2D58B24452A007D71426B415FE89F1F6_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_2D58B24452A007D71426B415FE89F1F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Net [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNetAbstract" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_2D58B24452A007D71426B415FE89F1F6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_2D58B24452A007D71426B415FE89F1F6" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_2D58B24452A007D71426B415FE89F1F6" xlink:type="arc" />
    <link:label id="lab_wdc_OtherIntangibleAssetsGross_49DE28463C3308FDB555B415FE89096C_terseLabel_en-US" xlink:label="lab_wdc_OtherIntangibleAssetsGross_49DE28463C3308FDB555B415FE89096C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other intangible assets, gross</link:label>
    <link:label id="lab_wdc_OtherIntangibleAssetsGross_49DE28463C3308FDB555B415FE89096C_label_en-US" xlink:label="lab_wdc_OtherIntangibleAssetsGross_49DE28463C3308FDB555B415FE89096C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Intangible Assets, Gross</link:label>
    <link:label id="lab_wdc_OtherIntangibleAssetsGross_49DE28463C3308FDB555B415FE89096C_documentation_en-US" xlink:label="lab_wdc_OtherIntangibleAssetsGross_49DE28463C3308FDB555B415FE89096C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Gross value of definite and indefinite-lived intangible assets, excluding goodwill.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_OtherIntangibleAssetsGross" xlink:label="loc_wdc_OtherIntangibleAssetsGross_49DE28463C3308FDB555B415FE89096C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_OtherIntangibleAssetsGross_49DE28463C3308FDB555B415FE89096C" xlink:to="lab_wdc_OtherIntangibleAssetsGross_49DE28463C3308FDB555B415FE89096C" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_8FF54653F8CEF6B19EFFB415FE8908CC_negatedLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_8FF54653F8CEF6B19EFFB415FE8908CC" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Accumulated amortization</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_8FF54653F8CEF6B19EFFB415FE8908CC_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_8FF54653F8CEF6B19EFFB415FE8908CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Accumulated Amortization</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_8FF54653F8CEF6B19EFFB415FE8908CC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_8FF54653F8CEF6B19EFFB415FE8908CC" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_8FF54653F8CEF6B19EFFB415FE8908CC" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherIntangibleAssetsNet_6EAB9C877F18EE364AB9B415FE893524_totalLabel_en-US" xlink:label="lab_us-gaap_OtherIntangibleAssetsNet_6EAB9C877F18EE364AB9B415FE893524" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Other intangible assets, net</link:label>
    <link:label id="lab_us-gaap_OtherIntangibleAssetsNet_6EAB9C877F18EE364AB9B415FE893524_label_en-US" xlink:label="lab_us-gaap_OtherIntangibleAssetsNet_6EAB9C877F18EE364AB9B415FE893524" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Intangible Assets, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherIntangibleAssetsNet" xlink:label="loc_us-gaap_OtherIntangibleAssetsNet_6EAB9C877F18EE364AB9B415FE893524" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherIntangibleAssetsNet_6EAB9C877F18EE364AB9B415FE893524" xlink:to="lab_us-gaap_OtherIntangibleAssetsNet_6EAB9C877F18EE364AB9B415FE893524" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_95555A2704FA3437B025DEDB7DA2E145_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_95555A2704FA3437B025DEDB7DA2E145" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_95555A2704FA3437B025DEDB7DA2E145_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_95555A2704FA3437B025DEDB7DA2E145" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_95555A2704FA3437B025DEDB7DA2E145" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_95555A2704FA3437B025DEDB7DA2E145" xlink:to="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_95555A2704FA3437B025DEDB7DA2E145" xlink:type="arc" />
    <link:label id="lab_us-gaap_AwardTypeAxis_A8ACBCD0AEDF1D91DBAEDEDB7DA36072_terseLabel_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_A8ACBCD0AEDF1D91DBAEDEDB7DA36072" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Award Type [Axis]</link:label>
    <link:label id="lab_us-gaap_AwardTypeAxis_A8ACBCD0AEDF1D91DBAEDEDB7DA36072_label_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_A8ACBCD0AEDF1D91DBAEDEDB7DA36072" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Award Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaap_AwardTypeAxis_A8ACBCD0AEDF1D91DBAEDEDB7DA36072" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AwardTypeAxis_A8ACBCD0AEDF1D91DBAEDEDB7DA36072" xlink:to="lab_us-gaap_AwardTypeAxis_A8ACBCD0AEDF1D91DBAEDEDB7DA36072" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3FCEE396E03B91AC7C49DEDB7DA390AC_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3FCEE396E03B91AC7C49DEDB7DA390AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Award [Domain]</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3FCEE396E03B91AC7C49DEDB7DA390AC_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3FCEE396E03B91AC7C49DEDB7DA390AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Award [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3FCEE396E03B91AC7C49DEDB7DA390AC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3FCEE396E03B91AC7C49DEDB7DA390AC" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3FCEE396E03B91AC7C49DEDB7DA390AC" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestrictedStockUnitsRSUMember_15786E04809BFCE14EB4DEDB7DA3CFF0_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedStockUnitsRSUMember_15786E04809BFCE14EB4DEDB7DA3CFF0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted Stock Units (RSUs) [Member]</link:label>
    <link:label id="lab_us-gaap_RestrictedStockUnitsRSUMember_15786E04809BFCE14EB4DEDB7DA3CFF0_label_en-US" xlink:label="lab_us-gaap_RestrictedStockUnitsRSUMember_15786E04809BFCE14EB4DEDB7DA3CFF0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restricted Stock Units (RSUs) [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestrictedStockUnitsRSUMember" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_15786E04809BFCE14EB4DEDB7DA3CFF0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestrictedStockUnitsRSUMember_15786E04809BFCE14EB4DEDB7DA3CFF0" xlink:to="lab_us-gaap_RestrictedStockUnitsRSUMember_15786E04809BFCE14EB4DEDB7DA3CFF0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_ECD05C117A06EAE0668BDEDB7DA367A8_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_ECD05C117A06EAE0668BDEDB7DA367A8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_ECD05C117A06EAE0668BDEDB7DA367A8_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_ECD05C117A06EAE0668BDEDB7DA367A8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_ECD05C117A06EAE0668BDEDB7DA367A8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_ECD05C117A06EAE0668BDEDB7DA367A8" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_ECD05C117A06EAE0668BDEDB7DA367A8" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_998A9817ABAFE4A5F7F0DEDB7DA3A23B_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_998A9817ABAFE4A5F7F0DEDB7DA3A23B" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Numbers of Shares, Beginning Balance</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_998A9817ABAFE4A5F7F0DEDB7DA3A23B_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_998A9817ABAFE4A5F7F0DEDB7DA3A23B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_998A9817ABAFE4A5F7F0DEDB7DA3A23B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_998A9817ABAFE4A5F7F0DEDB7DA3A23B" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_998A9817ABAFE4A5F7F0DEDB7DA3A23B" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_08BBDB072970F63B07B8DEDB7DA31B66_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_08BBDB072970F63B07B8DEDB7DA31B66" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted stock, Number of Shares Granted</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_08BBDB072970F63B07B8DEDB7DA31B66_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_08BBDB072970F63B07B8DEDB7DA31B66" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_08BBDB072970F63B07B8DEDB7DA31B66" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_08BBDB072970F63B07B8DEDB7DA31B66" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_08BBDB072970F63B07B8DEDB7DA31B66" xlink:type="arc" />
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriod_D8EDD8B354D9181ED8C1DEDB7DA30112_negatedTerseLabel_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriod_D8EDD8B354D9181ED8C1DEDB7DA30112" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Restricted Stock, Number of Shares Vested</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriod_D8EDD8B354D9181ED8C1DEDB7DA30112_label_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriod_D8EDD8B354D9181ED8C1DEDB7DA30112" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options Assumed in Period</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriod_D8EDD8B354D9181ED8C1DEDB7DA30112_documentation_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriod_D8EDD8B354D9181ED8C1DEDB7DA30112" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share based compensation arrangement by share based payment award equity instruments other than options assumed in period in a business combination.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriod" xlink:label="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriod_D8EDD8B354D9181ED8C1DEDB7DA30112" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriod_D8EDD8B354D9181ED8C1DEDB7DA30112" xlink:to="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriod_D8EDD8B354D9181ED8C1DEDB7DA30112" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_855730553943687166A3DEDB7DA443AD_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_855730553943687166A3DEDB7DA443AD" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Restricted stock, Number of Shares Forfeited</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_855730553943687166A3DEDB7DA443AD_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_855730553943687166A3DEDB7DA443AD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_855730553943687166A3DEDB7DA443AD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_855730553943687166A3DEDB7DA443AD" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_855730553943687166A3DEDB7DA443AD" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_EF86461911D7EB84FD85DEDB7DA43F35_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_EF86461911D7EB84FD85DEDB7DA43F35" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_EF86461911D7EB84FD85DEDB7DA43F35_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_EF86461911D7EB84FD85DEDB7DA43F35" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_EF86461911D7EB84FD85DEDB7DA43F35" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_EF86461911D7EB84FD85DEDB7DA43F35" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_EF86461911D7EB84FD85DEDB7DA43F35" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F56791AB63603AE6B5CFDEDB7DA4D119_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F56791AB63603AE6B5CFDEDB7DA4D119" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Numbers of Shares, Ending Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F56791AB63603AE6B5CFDEDB7DA4D119" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F56791AB63603AE6B5CFDEDB7DA4D119" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_F56791AB63603AE6B5CFDEDB7DA4D119" xlink:type="arc" />
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingNumber_E674868A13CD34246DE7DEDB7DA41506_terseLabel_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingNumber_E674868A13CD34246DE7DEDB7DA41506" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of share, Expected to vest after October 2, 2015</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingNumber_E674868A13CD34246DE7DEDB7DA41506_label_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingNumber_E674868A13CD34246DE7DEDB7DA41506" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Expected To Vest Outstanding Number</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingNumber_E674868A13CD34246DE7DEDB7DA41506_documentation_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingNumber_E674868A13CD34246DE7DEDB7DA41506" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share based compensation arrangement by share based payment award equity instruments other than options expected to vest outstanding number.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingNumber" xlink:label="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingNumber_E674868A13CD34246DE7DEDB7DA41506" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingNumber_E674868A13CD34246DE7DEDB7DA41506" xlink:to="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingNumber_E674868A13CD34246DE7DEDB7DA41506" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_E8CA8F89D2430C3F00C2DEDB7DA410A4_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_E8CA8F89D2430C3F00C2DEDB7DA410A4" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Weighted Average Grant Date Fair Value Per Share, Beginning Balance</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_E8CA8F89D2430C3F00C2DEDB7DA410A4_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_E8CA8F89D2430C3F00C2DEDB7DA410A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_E8CA8F89D2430C3F00C2DEDB7DA410A4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_E8CA8F89D2430C3F00C2DEDB7DA410A4" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_E8CA8F89D2430C3F00C2DEDB7DA410A4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_CA7B99D9DF5A9B776A9FDEDB7DA4D563_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_CA7B99D9DF5A9B776A9FDEDB7DA4D563" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted stock, Granted, Weighted Average Grant Date Fair Value Per Share</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_CA7B99D9DF5A9B776A9FDEDB7DA4D563_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_CA7B99D9DF5A9B776A9FDEDB7DA4D563" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_CA7B99D9DF5A9B776A9FDEDB7DA4D563" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_CA7B99D9DF5A9B776A9FDEDB7DA4D563" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_CA7B99D9DF5A9B776A9FDEDB7DA4D563" xlink:type="arc" />
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriodWeightedAverageGrantDateFairValue_5E0DC919AFFF14B7D5F4DEDB7DA4E569_terseLabel_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriodWeightedAverageGrantDateFairValue_5E0DC919AFFF14B7D5F4DEDB7DA4E569" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted Stock, Vested, Weighted Average Grant Date Fair Value Per Share</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriodWeightedAverageGrantDateFairValue_5E0DC919AFFF14B7D5F4DEDB7DA4E569_label_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriodWeightedAverageGrantDateFairValue_5E0DC919AFFF14B7D5F4DEDB7DA4E569" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other Than Options Assumed in Period Weighted Average Grant Date Fair Value</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriodWeightedAverageGrantDateFairValue_5E0DC919AFFF14B7D5F4DEDB7DA4E569_documentation_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriodWeightedAverageGrantDateFairValue_5E0DC919AFFF14B7D5F4DEDB7DA4E569" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share based compensation arrangement by share based payment award equity instruments other than options assumed in period in a business combination weighted average grant date fair value.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriodWeightedAverageGrantDateFairValue_5E0DC919AFFF14B7D5F4DEDB7DA4E569" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriodWeightedAverageGrantDateFairValue_5E0DC919AFFF14B7D5F4DEDB7DA4E569" xlink:to="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAssumedInPeriodWeightedAverageGrantDateFairValue_5E0DC919AFFF14B7D5F4DEDB7DA4E569" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_EE3786D3D11D7D1AFE9FDEDB7DA4C6CE_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_EE3786D3D11D7D1AFE9FDEDB7DA4C6CE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted stock, Forfeited, Weighted Average Grant Date Fair Value Per Share</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_EE3786D3D11D7D1AFE9FDEDB7DA4C6CE_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_EE3786D3D11D7D1AFE9FDEDB7DA4C6CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_EE3786D3D11D7D1AFE9FDEDB7DA4C6CE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_EE3786D3D11D7D1AFE9FDEDB7DA4C6CE" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_EE3786D3D11D7D1AFE9FDEDB7DA4C6CE" xlink:type="arc" />
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardsEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue_8E7EEB4AE83DA8F4CE68DEDB7DA484A2_terseLabel_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardsEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue_8E7EEB4AE83DA8F4CE68DEDB7DA484A2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share Based Compensation Arrangement By Share Based Payment Awards Equity Instruments Other Than Options Forfeited In Period Weighted Average Grant Date Fair Value</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardsEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue_8E7EEB4AE83DA8F4CE68DEDB7DA484A2_label_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardsEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue_8E7EEB4AE83DA8F4CE68DEDB7DA484A2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Compensation Arrangement By Share Based Payment Awards Equity Instruments Other Than Options Forfeited In Period Weighted Average Grant Date Fair Value</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardsEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue_8E7EEB4AE83DA8F4CE68DEDB7DA484A2_documentation_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardsEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue_8E7EEB4AE83DA8F4CE68DEDB7DA484A2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share based compensation arrangement by share based payment awards equity instruments other than options forfeited in period weighted average grant date fair value.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardsEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardsEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue_8E7EEB4AE83DA8F4CE68DEDB7DA484A2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardsEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue_8E7EEB4AE83DA8F4CE68DEDB7DA484A2" xlink:to="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardsEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue_8E7EEB4AE83DA8F4CE68DEDB7DA484A2" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_D9D3DCB7E9237F5DDE64DEDB7DA4B63C_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_D9D3DCB7E9237F5DDE64DEDB7DA4B63C" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Weighted Average Grant Date Fair Value Per Share, Ending Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_D9D3DCB7E9237F5DDE64DEDB7DA4B63C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_D9D3DCB7E9237F5DDE64DEDB7DA4B63C" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_D9D3DCB7E9237F5DDE64DEDB7DA4B63C" xlink:type="arc" />
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingWeightedAverageGrantDateFairValue_DA5EAE815822762B3EA7DEDB7DA43F3C_terseLabel_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingWeightedAverageGrantDateFairValue_DA5EAE815822762B3EA7DEDB7DA43F3C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted Average Grant Date Fair Value Per Share, Expected to vest after October 2, 2015</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingWeightedAverageGrantDateFairValue_DA5EAE815822762B3EA7DEDB7DA43F3C_label_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingWeightedAverageGrantDateFairValue_DA5EAE815822762B3EA7DEDB7DA43F3C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Expected To Vest Outstanding Weighted Average Grant Date Fair Value</link:label>
    <link:label id="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingWeightedAverageGrantDateFairValue_DA5EAE815822762B3EA7DEDB7DA43F3C_documentation_en-US" xlink:label="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingWeightedAverageGrantDateFairValue_DA5EAE815822762B3EA7DEDB7DA43F3C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share based compensation arrangement by share based payment award equity instruments other than options expected to vest outstanding weighted average grant date fair value.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingWeightedAverageGrantDateFairValue" xlink:label="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingWeightedAverageGrantDateFairValue_DA5EAE815822762B3EA7DEDB7DA43F3C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingWeightedAverageGrantDateFairValue_DA5EAE815822762B3EA7DEDB7DA43F3C" xlink:to="lab_wdc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestOutstandingWeightedAverageGrantDateFairValue_DA5EAE815822762B3EA7DEDB7DA43F3C" xlink:type="arc" />
    <link:label id="lab_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_0199F3BF933D5A2F2DDBB415FE84742D_terseLabel_en-US" xlink:label="lab_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_0199F3BF933D5A2F2DDBB415FE84742D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Supplemental Financial Statement Data</link:label>
    <link:label id="lab_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_0199F3BF933D5A2F2DDBB415FE84742D_label_en-US" xlink:label="lab_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_0199F3BF933D5A2F2DDBB415FE84742D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Supplemental Balance Sheet Disclosures [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SupplementalBalanceSheetDisclosuresTextBlock" xlink:label="loc_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_0199F3BF933D5A2F2DDBB415FE84742D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_0199F3BF933D5A2F2DDBB415FE84742D" xlink:to="lab_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock_0199F3BF933D5A2F2DDBB415FE84742D" xlink:type="arc" />
    <link:label id="lab_wdc_ForeignExchangeContractsAbstract_1FBA7E5C551898C4EBC7DEF705F4F71C_label_en-US" xlink:label="lab_wdc_ForeignExchangeContractsAbstract_1FBA7E5C551898C4EBC7DEF705F4F71C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Exchange Contracts [Abstract]</link:label>
    <link:label id="lab_wdc_ForeignExchangeContractsAbstract_1FBA7E5C551898C4EBC7DEF705F4F71C_documentation_en-US" xlink:label="lab_wdc_ForeignExchangeContractsAbstract_1FBA7E5C551898C4EBC7DEF705F4F71C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Foreign Exchange Contracts [Abstract]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ForeignExchangeContractsAbstract" xlink:label="loc_wdc_ForeignExchangeContractsAbstract_1FBA7E5C551898C4EBC7DEF705F4F71C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ForeignExchangeContractsAbstract_1FBA7E5C551898C4EBC7DEF705F4F71C" xlink:to="lab_wdc_ForeignExchangeContractsAbstract_1FBA7E5C551898C4EBC7DEF705F4F71C" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeLiabilities_87F2870A12D01B5DDABDDEF705F4D943_totalLabel_en-US" xlink:label="lab_us-gaap_DerivativeLiabilities_87F2870A12D01B5DDABDDEF705F4D943" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Derivative Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeLiabilities" xlink:label="loc_us-gaap_DerivativeLiabilities_87F2870A12D01B5DDABDDEF705F4D943" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeLiabilities_87F2870A12D01B5DDABDDEF705F4D943" xlink:to="lab_us-gaap_DerivativeLiabilities_87F2870A12D01B5DDABDDEF705F4D943" xlink:type="arc" />
    <link:label id="lab_wdc_ForeignCurrencyContractsMaximumMaturityTerm_8C914D61EE0B85FA5991DEF705F57C09_terseLabel_en-US" xlink:label="lab_wdc_ForeignCurrencyContractsMaximumMaturityTerm_8C914D61EE0B85FA5991DEF705F57C09" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Contract maturity dates</link:label>
    <link:label id="lab_wdc_ForeignCurrencyContractsMaximumMaturityTerm_8C914D61EE0B85FA5991DEF705F57C09_label_en-US" xlink:label="lab_wdc_ForeignCurrencyContractsMaximumMaturityTerm_8C914D61EE0B85FA5991DEF705F57C09" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Currency Contracts Maximum Maturity Term</link:label>
    <link:label id="lab_wdc_ForeignCurrencyContractsMaximumMaturityTerm_8C914D61EE0B85FA5991DEF705F57C09_documentation_en-US" xlink:label="lab_wdc_ForeignCurrencyContractsMaximumMaturityTerm_8C914D61EE0B85FA5991DEF705F57C09" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Foreign Currency Contracts Maximum Maturity Term</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ForeignCurrencyContractsMaximumMaturityTerm" xlink:label="loc_wdc_ForeignCurrencyContractsMaximumMaturityTerm_8C914D61EE0B85FA5991DEF705F57C09" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ForeignCurrencyContractsMaximumMaturityTerm_8C914D61EE0B85FA5991DEF705F57C09" xlink:to="lab_wdc_ForeignCurrencyContractsMaximumMaturityTerm_8C914D61EE0B85FA5991DEF705F57C09" xlink:type="arc" />
    <link:label id="lab_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months_907DF4B82B9F99BFFAC9DEF705F52252_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months_907DF4B82B9F99BFFAC9DEF705F52252" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrealized gains expected to be reclassified into earnings</link:label>
    <link:label id="lab_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months_907DF4B82B9F99BFFAC9DEF705F52252_label_en-US" xlink:label="lab_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months_907DF4B82B9F99BFFAC9DEF705F52252" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Currency Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months" xlink:label="loc_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months_907DF4B82B9F99BFFAC9DEF705F52252" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months_907DF4B82B9F99BFFAC9DEF705F52252" xlink:to="lab_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months_907DF4B82B9F99BFFAC9DEF705F52252" xlink:type="arc" />
    <link:label id="lab_wdc_ForeignExchangeContractsOpenedDuringPeriod_73EDDF0601D9C21BCD59DEF705F5769D_terseLabel_en-US" xlink:label="lab_wdc_ForeignExchangeContractsOpenedDuringPeriod_73EDDF0601D9C21BCD59DEF705F5769D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign exchange contracts opened during the period by company</link:label>
    <link:label id="lab_wdc_ForeignExchangeContractsOpenedDuringPeriod_73EDDF0601D9C21BCD59DEF705F5769D_label_en-US" xlink:label="lab_wdc_ForeignExchangeContractsOpenedDuringPeriod_73EDDF0601D9C21BCD59DEF705F5769D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Exchange Contracts Opened During Period</link:label>
    <link:label id="lab_wdc_ForeignExchangeContractsOpenedDuringPeriod_73EDDF0601D9C21BCD59DEF705F5769D_documentation_en-US" xlink:label="lab_wdc_ForeignExchangeContractsOpenedDuringPeriod_73EDDF0601D9C21BCD59DEF705F5769D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Total dollar amount of foreign exchange contracts opened during the period.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ForeignExchangeContractsOpenedDuringPeriod" xlink:label="loc_wdc_ForeignExchangeContractsOpenedDuringPeriod_73EDDF0601D9C21BCD59DEF705F5769D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ForeignExchangeContractsOpenedDuringPeriod_73EDDF0601D9C21BCD59DEF705F5769D" xlink:to="lab_wdc_ForeignExchangeContractsOpenedDuringPeriod_73EDDF0601D9C21BCD59DEF705F5769D" xlink:type="arc" />
    <link:label id="lab_wdc_ForeignExchangeContractsClosedDuringPeriod_413AF6A0A1CA911752CADEF705F5DED0_terseLabel_en-US" xlink:label="lab_wdc_ForeignExchangeContractsClosedDuringPeriod_413AF6A0A1CA911752CADEF705F5DED0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign exchange contracts closed during the period by company</link:label>
    <link:label id="lab_wdc_ForeignExchangeContractsClosedDuringPeriod_413AF6A0A1CA911752CADEF705F5DED0_label_en-US" xlink:label="lab_wdc_ForeignExchangeContractsClosedDuringPeriod_413AF6A0A1CA911752CADEF705F5DED0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Exchange Contracts Closed During Period</link:label>
    <link:label id="lab_wdc_ForeignExchangeContractsClosedDuringPeriod_413AF6A0A1CA911752CADEF705F5DED0_documentation_en-US" xlink:label="lab_wdc_ForeignExchangeContractsClosedDuringPeriod_413AF6A0A1CA911752CADEF705F5DED0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Total dollar amount of foreign exchange contracts closed during the period.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ForeignExchangeContractsClosedDuringPeriod" xlink:label="loc_wdc_ForeignExchangeContractsClosedDuringPeriod_413AF6A0A1CA911752CADEF705F5DED0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ForeignExchangeContractsClosedDuringPeriod_413AF6A0A1CA911752CADEF705F5DED0" xlink:to="lab_wdc_ForeignExchangeContractsClosedDuringPeriod_413AF6A0A1CA911752CADEF705F5DED0" xlink:type="arc" />
    <link:label id="lab_wdc_AmplidataPurchasePriceAllocationAbstract_9AA807904AA28E76A9A6CE78CED8AFA1_label_en-US" xlink:label="lab_wdc_AmplidataPurchasePriceAllocationAbstract_9AA807904AA28E76A9A6CE78CED8AFA1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amplidata Purchase Price Allocation [Abstract]</link:label>
    <link:label id="lab_wdc_AmplidataPurchasePriceAllocationAbstract_9AA807904AA28E76A9A6CE78CED8AFA1_documentation_en-US" xlink:label="lab_wdc_AmplidataPurchasePriceAllocationAbstract_9AA807904AA28E76A9A6CE78CED8AFA1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amplidata Purchase Price Allocation [Abstract]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_AmplidataPurchasePriceAllocationAbstract" xlink:label="loc_wdc_AmplidataPurchasePriceAllocationAbstract_9AA807904AA28E76A9A6CE78CED8AFA1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_AmplidataPurchasePriceAllocationAbstract_9AA807904AA28E76A9A6CE78CED8AFA1" xlink:to="lab_wdc_AmplidataPurchasePriceAllocationAbstract_9AA807904AA28E76A9A6CE78CED8AFA1" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_890EA42F116873592D01CE78CED858A7_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_890EA42F116873592D01CE78CED858A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Business Acquisitions, by Acquisition [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_890EA42F116873592D01CE78CED858A7_label_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_890EA42F116873592D01CE78CED858A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Business Acquisitions, by Acquisition [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_890EA42F116873592D01CE78CED858A7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_890EA42F116873592D01CE78CED858A7" xlink:to="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_890EA42F116873592D01CE78CED858A7" xlink:type="arc" />
    <link:label id="lab_wdc_AmplidataMember_8F4EB91AE17900CAC7AECE78CED8245B_terseLabel_en-US" xlink:label="lab_wdc_AmplidataMember_8F4EB91AE17900CAC7AECE78CED8245B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amplidata [Member]</link:label>
    <link:label id="lab_wdc_AmplidataMember_8F4EB91AE17900CAC7AECE78CED8245B_label_en-US" xlink:label="lab_wdc_AmplidataMember_8F4EB91AE17900CAC7AECE78CED8245B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amplidata [Member]</link:label>
    <link:label id="lab_wdc_AmplidataMember_8F4EB91AE17900CAC7AECE78CED8245B_documentation_en-US" xlink:label="lab_wdc_AmplidataMember_8F4EB91AE17900CAC7AECE78CED8245B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amplidata [Member]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_AmplidataMember" xlink:label="loc_wdc_AmplidataMember_8F4EB91AE17900CAC7AECE78CED8245B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_AmplidataMember_8F4EB91AE17900CAC7AECE78CED8245B" xlink:to="lab_wdc_AmplidataMember_8F4EB91AE17900CAC7AECE78CED8245B" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionLineItems_667FC740474D7E42F9A6CE78CED8E4B2_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionLineItems_667FC740474D7E42F9A6CE78CED8E4B2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition [Line Items]</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionLineItems_667FC740474D7E42F9A6CE78CED8E4B2_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionLineItems_667FC740474D7E42F9A6CE78CED8E4B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_667FC740474D7E42F9A6CE78CED8E4B2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_667FC740474D7E42F9A6CE78CED8E4B2" xlink:to="lab_us-gaap_BusinessAcquisitionLineItems_667FC740474D7E42F9A6CE78CED8E4B2" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillPurchaseAccountingAdjustments_518D25456547AE59C521CE7925DCBEC5_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillPurchaseAccountingAdjustments_518D25456547AE59C521CE7925DCBEC5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill, Purchase Accounting Adjustments</link:label>
    <link:label id="lab_us-gaap_GoodwillPurchaseAccountingAdjustments_518D25456547AE59C521CE7925DCBEC5_label_en-US" xlink:label="lab_us-gaap_GoodwillPurchaseAccountingAdjustments_518D25456547AE59C521CE7925DCBEC5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill, Purchase Accounting Adjustments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GoodwillPurchaseAccountingAdjustments" xlink:label="loc_us-gaap_GoodwillPurchaseAccountingAdjustments_518D25456547AE59C521CE7925DCBEC5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillPurchaseAccountingAdjustments_518D25456547AE59C521CE7925DCBEC5" xlink:to="lab_us-gaap_GoodwillPurchaseAccountingAdjustments_518D25456547AE59C521CE7925DCBEC5" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_6E831FA505B965CDCB6CCE78CED842F8_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_6E831FA505B965CDCB6CCE78CED842F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_6E831FA505B965CDCB6CCE78CED842F8_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_6E831FA505B965CDCB6CCE78CED842F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_6E831FA505B965CDCB6CCE78CED842F8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_6E831FA505B965CDCB6CCE78CED842F8" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_6E831FA505B965CDCB6CCE78CED842F8" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_B7ACA0AF296349903BB0CE78CED864F5_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_B7ACA0AF296349903BB0CE78CED864F5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Intangible assets</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_B7ACA0AF296349903BB0CE78CED864F5_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_B7ACA0AF296349903BB0CE78CED864F5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_B7ACA0AF296349903BB0CE78CED864F5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_B7ACA0AF296349903BB0CE78CED864F5" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_B7ACA0AF296349903BB0CE78CED864F5" xlink:type="arc" />
    <link:label id="lab_us-gaap_Goodwill_EB5E9279BC89A9129C3ECE78CED8F7A2_terseLabel_en-US" xlink:label="lab_us-gaap_Goodwill_EB5E9279BC89A9129C3ECE78CED8F7A2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill</link:label>
    <link:label id="lab_us-gaap_Goodwill_EB5E9279BC89A9129C3ECE78CED8F7A2_label_en-US" xlink:label="lab_us-gaap_Goodwill_EB5E9279BC89A9129C3ECE78CED8F7A2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_EB5E9279BC89A9129C3ECE78CED8F7A2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_EB5E9279BC89A9129C3ECE78CED8F7A2" xlink:to="lab_us-gaap_Goodwill_EB5E9279BC89A9129C3ECE78CED8F7A2" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_A618F51FE07D61068ED5CE78CED87203_verboseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_A618F51FE07D61068ED5CE78CED87203" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_A618F51FE07D61068ED5CE78CED87203_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_A618F51FE07D61068ED5CE78CED87203" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_A618F51FE07D61068ED5CE78CED87203" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_A618F51FE07D61068ED5CE78CED87203" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_A618F51FE07D61068ED5CE78CED87203" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementOfFinancialPositionAbstract_9463BFC85790802382DFB415FE91FC30_label_en-US" xlink:label="lab_us-gaap_StatementOfFinancialPositionAbstract_9463BFC85790802382DFB415FE91FC30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Financial Position [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_9463BFC85790802382DFB415FE91FC30" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_9463BFC85790802382DFB415FE91FC30" xlink:to="lab_us-gaap_StatementOfFinancialPositionAbstract_9463BFC85790802382DFB415FE91FC30" xlink:type="arc" />
    <link:label id="lab_us-gaap_PreferredStockParOrStatedValuePerShare_50EDA59E576A0027E5B1B415FE91934C_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockParOrStatedValuePerShare_50EDA59E576A0027E5B1B415FE91934C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Preferred stock, par value</link:label>
    <link:label id="lab_us-gaap_PreferredStockParOrStatedValuePerShare_50EDA59E576A0027E5B1B415FE91934C_label_en-US" xlink:label="lab_us-gaap_PreferredStockParOrStatedValuePerShare_50EDA59E576A0027E5B1B415FE91934C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Preferred Stock, Par or Stated Value Per Share</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_50EDA59E576A0027E5B1B415FE91934C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PreferredStockParOrStatedValuePerShare_50EDA59E576A0027E5B1B415FE91934C" xlink:to="lab_us-gaap_PreferredStockParOrStatedValuePerShare_50EDA59E576A0027E5B1B415FE91934C" xlink:type="arc" />
    <link:label id="lab_us-gaap_PreferredStockSharesAuthorized_2D5AF2C9940D082013E6B415FE91040E_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockSharesAuthorized_2D5AF2C9940D082013E6B415FE91040E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Preferred stock, authorized</link:label>
    <link:label id="lab_us-gaap_PreferredStockSharesAuthorized_2D5AF2C9940D082013E6B415FE91040E_label_en-US" xlink:label="lab_us-gaap_PreferredStockSharesAuthorized_2D5AF2C9940D082013E6B415FE91040E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Preferred Stock, Shares Authorized</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_2D5AF2C9940D082013E6B415FE91040E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PreferredStockSharesAuthorized_2D5AF2C9940D082013E6B415FE91040E" xlink:to="lab_us-gaap_PreferredStockSharesAuthorized_2D5AF2C9940D082013E6B415FE91040E" xlink:type="arc" />
    <link:label id="lab_us-gaap_PreferredStockSharesIssued_9782348C72278A3D4ABCB415FE91E317_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockSharesIssued_9782348C72278A3D4ABCB415FE91E317" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Preferred stock, issued</link:label>
    <link:label id="lab_us-gaap_PreferredStockSharesIssued_9782348C72278A3D4ABCB415FE91E317_label_en-US" xlink:label="lab_us-gaap_PreferredStockSharesIssued_9782348C72278A3D4ABCB415FE91E317" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Preferred Stock, Shares Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="loc_us-gaap_PreferredStockSharesIssued_9782348C72278A3D4ABCB415FE91E317" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PreferredStockSharesIssued_9782348C72278A3D4ABCB415FE91E317" xlink:to="lab_us-gaap_PreferredStockSharesIssued_9782348C72278A3D4ABCB415FE91E317" xlink:type="arc" />
    <link:label id="lab_us-gaap_PreferredStockSharesOutstanding_59F301FFFA296D6B66FEB415FE9173B7_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockSharesOutstanding_59F301FFFA296D6B66FEB415FE9173B7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Preferred stock, outstanding</link:label>
    <link:label id="lab_us-gaap_PreferredStockSharesOutstanding_59F301FFFA296D6B66FEB415FE9173B7_label_en-US" xlink:label="lab_us-gaap_PreferredStockSharesOutstanding_59F301FFFA296D6B66FEB415FE9173B7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Preferred Stock, Shares Outstanding</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredStockSharesOutstanding" xlink:label="loc_us-gaap_PreferredStockSharesOutstanding_59F301FFFA296D6B66FEB415FE9173B7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PreferredStockSharesOutstanding_59F301FFFA296D6B66FEB415FE9173B7" xlink:to="lab_us-gaap_PreferredStockSharesOutstanding_59F301FFFA296D6B66FEB415FE9173B7" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_6BE4E35D02B5C860A8D9B415FE912FC8_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare_6BE4E35D02B5C860A8D9B415FE912FC8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, par value</link:label>
    <link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_6BE4E35D02B5C860A8D9B415FE912FC8_label_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare_6BE4E35D02B5C860A8D9B415FE912FC8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Par or Stated Value Per Share</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_6BE4E35D02B5C860A8D9B415FE912FC8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockParOrStatedValuePerShare_6BE4E35D02B5C860A8D9B415FE912FC8" xlink:to="lab_us-gaap_CommonStockParOrStatedValuePerShare_6BE4E35D02B5C860A8D9B415FE912FC8" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockSharesAuthorized_667457956731EA82FCFAB415FE912B51_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_667457956731EA82FCFAB415FE912B51" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, authorized</link:label>
    <link:label id="lab_us-gaap_CommonStockSharesAuthorized_667457956731EA82FCFAB415FE912B51_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_667457956731EA82FCFAB415FE912B51" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Shares Authorized</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_667457956731EA82FCFAB415FE912B51" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesAuthorized_667457956731EA82FCFAB415FE912B51" xlink:to="lab_us-gaap_CommonStockSharesAuthorized_667457956731EA82FCFAB415FE912B51" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockSharesIssued_60AB6F0792729C7A28DBB415FE914513_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_60AB6F0792729C7A28DBB415FE914513" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, issued</link:label>
    <link:label id="lab_us-gaap_CommonStockSharesIssued_60AB6F0792729C7A28DBB415FE914513_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_60AB6F0792729C7A28DBB415FE914513" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Shares, Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaap_CommonStockSharesIssued_60AB6F0792729C7A28DBB415FE914513" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesIssued_60AB6F0792729C7A28DBB415FE914513" xlink:to="lab_us-gaap_CommonStockSharesIssued_60AB6F0792729C7A28DBB415FE914513" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockSharesOutstanding_6ED17C87FD5C1681B690B415FE92E9B6_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_6ED17C87FD5C1681B690B415FE92E9B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, outstanding</link:label>
    <link:label id="lab_us-gaap_CommonStockSharesOutstanding_6ED17C87FD5C1681B690B415FE92E9B6_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_6ED17C87FD5C1681B690B415FE92E9B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Shares, Outstanding</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_6ED17C87FD5C1681B690B415FE92E9B6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesOutstanding_6ED17C87FD5C1681B690B415FE92E9B6" xlink:to="lab_us-gaap_CommonStockSharesOutstanding_6ED17C87FD5C1681B690B415FE92E9B6" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockShares_C4A45DD20E6B6FFE5320B415FE926538_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockShares_C4A45DD20E6B6FFE5320B415FE926538" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Treasury stock, shares</link:label>
    <link:label id="lab_us-gaap_TreasuryStockShares_C4A45DD20E6B6FFE5320B415FE926538_label_en-US" xlink:label="lab_us-gaap_TreasuryStockShares_C4A45DD20E6B6FFE5320B415FE926538" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Shares</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_TreasuryStockShares" xlink:label="loc_us-gaap_TreasuryStockShares_C4A45DD20E6B6FFE5320B415FE926538" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockShares_C4A45DD20E6B6FFE5320B415FE926538" xlink:to="lab_us-gaap_TreasuryStockShares_C4A45DD20E6B6FFE5320B415FE926538" xlink:type="arc" />
    <link:label id="lab_wdc_InvestmentsEquitySecuritiesAbstract_08746E11A1FE880D4E35B5B3966B4453_label_en-US" xlink:label="lab_wdc_InvestmentsEquitySecuritiesAbstract_08746E11A1FE880D4E35B5B3966B4453" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments, Equity Securities [Abstract]</link:label>
    <link:label id="lab_wdc_InvestmentsEquitySecuritiesAbstract_08746E11A1FE880D4E35B5B3966B4453_documentation_en-US" xlink:label="lab_wdc_InvestmentsEquitySecuritiesAbstract_08746E11A1FE880D4E35B5B3966B4453" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Investments, Equity Securities [Abstract]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_InvestmentsEquitySecuritiesAbstract" xlink:label="loc_wdc_InvestmentsEquitySecuritiesAbstract_08746E11A1FE880D4E35B5B3966B4453" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_InvestmentsEquitySecuritiesAbstract_08746E11A1FE880D4E35B5B3966B4453" xlink:to="lab_wdc_InvestmentsEquitySecuritiesAbstract_08746E11A1FE880D4E35B5B3966B4453" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_FF19D48EBB7E42312545B5B3966BD0AE_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_FF19D48EBB7E42312545B5B3966BD0AE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Available-for-sale Securities [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_FF19D48EBB7E42312545B5B3966BD0AE_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_FF19D48EBB7E42312545B5B3966BD0AE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Available-for-sale Securities [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesTable" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_FF19D48EBB7E42312545B5B3966BD0AE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_FF19D48EBB7E42312545B5B3966BD0AE" xlink:to="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_FF19D48EBB7E42312545B5B3966BD0AE" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentTypeAxis_189F32511A3024176CF2B5B3966B6899_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentTypeAxis_189F32511A3024176CF2B5B3966B6899" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investment Type [Axis]</link:label>
    <link:label id="lab_us-gaap_InvestmentTypeAxis_189F32511A3024176CF2B5B3966B6899_label_en-US" xlink:label="lab_us-gaap_InvestmentTypeAxis_189F32511A3024176CF2B5B3966B6899" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InvestmentTypeAxis" xlink:label="loc_us-gaap_InvestmentTypeAxis_189F32511A3024176CF2B5B3966B6899" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentTypeAxis_189F32511A3024176CF2B5B3966B6899" xlink:to="lab_us-gaap_InvestmentTypeAxis_189F32511A3024176CF2B5B3966B6899" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentTypeCategorizationMember_B093ACB922C78423D615B5B3966BDEC2_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentTypeCategorizationMember_B093ACB922C78423D615B5B3966BDEC2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Investments, by Type [Domain]</link:label>
    <link:label id="lab_us-gaap_InvestmentTypeCategorizationMember_B093ACB922C78423D615B5B3966BDEC2_label_en-US" xlink:label="lab_us-gaap_InvestmentTypeCategorizationMember_B093ACB922C78423D615B5B3966BDEC2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InvestmentTypeCategorizationMember" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_B093ACB922C78423D615B5B3966BDEC2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_B093ACB922C78423D615B5B3966BDEC2" xlink:to="lab_us-gaap_InvestmentTypeCategorizationMember_B093ACB922C78423D615B5B3966BDEC2" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_5DC7531F64C621EE185FB5B3966B2C9C_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_5DC7531F64C621EE185FB5B3966B2C9C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Available-for-sale Securities [Line Items]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_5DC7531F64C621EE185FB5B3966B2C9C_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_5DC7531F64C621EE185FB5B3966B2C9C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Available-for-sale Securities [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_5DC7531F64C621EE185FB5B3966B2C9C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_5DC7531F64C621EE185FB5B3966B2C9C" xlink:to="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_5DC7531F64C621EE185FB5B3966B2C9C" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesCurrent_DDAD99D57D7F6F003BFBB5B3966BCF3C_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesCurrent_DDAD99D57D7F6F003BFBB5B3966BCF3C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Current</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesCurrent_DDAD99D57D7F6F003BFBB5B3966BCF3C_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesCurrent_DDAD99D57D7F6F003BFBB5B3966BCF3C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesCurrent" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesCurrent_DDAD99D57D7F6F003BFBB5B3966BCF3C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesCurrent_DDAD99D57D7F6F003BFBB5B3966BCF3C" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesCurrent_DDAD99D57D7F6F003BFBB5B3966BCF3C" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesNoncurrent_B81F8EAA75FD681B1EB0B5B3966B146E_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesNoncurrent_B81F8EAA75FD681B1EB0B5B3966B146E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Noncurrent</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesNoncurrent_B81F8EAA75FD681B1EB0B5B3966B146E_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesNoncurrent_B81F8EAA75FD681B1EB0B5B3966B146E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesNoncurrent" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesNoncurrent_B81F8EAA75FD681B1EB0B5B3966B146E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesNoncurrent_B81F8EAA75FD681B1EB0B5B3966B146E" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesNoncurrent_B81F8EAA75FD681B1EB0B5B3966B146E" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_73E829E4CFF0B438C600B5B3966B4D63_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_73E829E4CFF0B438C600B5B3966B4D63" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Amortized Cost Basis</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_73E829E4CFF0B438C600B5B3966B4D63_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_73E829E4CFF0B438C600B5B3966B4D63" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesAmortizedCost_73E829E4CFF0B438C600B5B3966B4D63" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesAmortizedCost_73E829E4CFF0B438C600B5B3966B4D63" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesAmortizedCost_73E829E4CFF0B438C600B5B3966B4D63" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax_DB4DFC9A82178FBB0D84B5B3966B2E9F_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax_DB4DFC9A82178FBB0D84B5B3966B2E9F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Accumulated Gross Unrealized Gain (Loss), before Tax</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax_DB4DFC9A82178FBB0D84B5B3966B2E9F_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax_DB4DFC9A82178FBB0D84B5B3966B2E9F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Accumulated Gross Unrealized Gain (Loss), before Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax_DB4DFC9A82178FBB0D84B5B3966B2E9F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax_DB4DFC9A82178FBB0D84B5B3966B2E9F" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax_DB4DFC9A82178FBB0D84B5B3966B2E9F" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentsFairValueDisclosure_2AA75C6DE6BB15C3D613B5B3966B11E7_verboseLabel_en-US" xlink:label="lab_us-gaap_InvestmentsFairValueDisclosure_2AA75C6DE6BB15C3D613B5B3966B11E7" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Fair Value Disclosure</link:label>
    <link:label id="lab_us-gaap_InvestmentsFairValueDisclosure_2AA75C6DE6BB15C3D613B5B3966B11E7_label_en-US" xlink:label="lab_us-gaap_InvestmentsFairValueDisclosure_2AA75C6DE6BB15C3D613B5B3966B11E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments, Fair Value Disclosure</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InvestmentsFairValueDisclosure" xlink:label="loc_us-gaap_InvestmentsFairValueDisclosure_2AA75C6DE6BB15C3D613B5B3966B11E7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentsFairValueDisclosure_2AA75C6DE6BB15C3D613B5B3966B11E7" xlink:to="lab_us-gaap_InvestmentsFairValueDisclosure_2AA75C6DE6BB15C3D613B5B3966B11E7" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_5C9A1A79C7C0CEDFD418B415FDD7AC56_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_5C9A1A79C7C0CEDFD418B415FDD7AC56" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Defined Benefit Plans Disclosures [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_5C9A1A79C7C0CEDFD418B415FDD7AC56_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_5C9A1A79C7C0CEDFD418B415FDD7AC56" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Defined Benefit Plans Disclosures [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_5C9A1A79C7C0CEDFD418B415FDD7AC56" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_5C9A1A79C7C0CEDFD418B415FDD7AC56" xlink:to="lab_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_5C9A1A79C7C0CEDFD418B415FDD7AC56" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_979F4F0D2E7ECEA53153B415FDD74802_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_979F4F0D2E7ECEA53153B415FDD74802" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Defined Benefit Plans and Other Postretirement Benefit Plans [Axis]</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_979F4F0D2E7ECEA53153B415FDD74802_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_979F4F0D2E7ECEA53153B415FDD74802" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plans and Other Postretirement Benefit Plans [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis" xlink:label="loc_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_979F4F0D2E7ECEA53153B415FDD74802" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_979F4F0D2E7ECEA53153B415FDD74802" xlink:to="lab_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_979F4F0D2E7ECEA53153B415FDD74802" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlansDomain_F4E77998BE9EA71890C3B415FDD7AC1D_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlansDomain_F4E77998BE9EA71890C3B415FDD7AC1D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Defined Benefit Plans and Other Postretirement Benefit Plans [Domain]</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlansDomain_F4E77998BE9EA71890C3B415FDD7AC1D_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlansDomain_F4E77998BE9EA71890C3B415FDD7AC1D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan and Other Postretirement Benefit Plan [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlansDomain" xlink:label="loc_us-gaap_DefinedBenefitPlansDomain_F4E77998BE9EA71890C3B415FDD7AC1D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlansDomain_F4E77998BE9EA71890C3B415FDD7AC1D" xlink:to="lab_us-gaap_DefinedBenefitPlansDomain_F4E77998BE9EA71890C3B415FDD7AC1D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ForeignPensionPlansDefinedBenefitMember_E2306E38A19505CC38B4B415FDD7C81A_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignPensionPlansDefinedBenefitMember_E2306E38A19505CC38B4B415FDD7C81A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Japan pension benefits [Member]</link:label>
    <link:label id="lab_us-gaap_ForeignPensionPlansDefinedBenefitMember_E2306E38A19505CC38B4B415FDD7C81A_label_en-US" xlink:label="lab_us-gaap_ForeignPensionPlansDefinedBenefitMember_E2306E38A19505CC38B4B415FDD7C81A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Pension Plan [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ForeignPensionPlansDefinedBenefitMember" xlink:label="loc_us-gaap_ForeignPensionPlansDefinedBenefitMember_E2306E38A19505CC38B4B415FDD7C81A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignPensionPlansDefinedBenefitMember_E2306E38A19505CC38B4B415FDD7C81A" xlink:to="lab_us-gaap_ForeignPensionPlansDefinedBenefitMember_E2306E38A19505CC38B4B415FDD7C81A" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems_D27CF500C3B0FFD608D3B415FDD7343E_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems_D27CF500C3B0FFD608D3B415FDD7343E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan Disclosure [Line Items]</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems_D27CF500C3B0FFD608D3B415FDD7343E_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems_D27CF500C3B0FFD608D3B415FDD7343E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan Disclosure [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_D27CF500C3B0FFD608D3B415FDD7343E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_D27CF500C3B0FFD608D3B415FDD7343E" xlink:to="lab_us-gaap_DefinedBenefitPlanDisclosureLineItems_D27CF500C3B0FFD608D3B415FDD7343E" xlink:type="arc" />
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_BC6896BE0EF5217BD2EDB415FDD780B0_terseLabel_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_BC6896BE0EF5217BD2EDB415FDD780B0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current liabilities</link:label>
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_BC6896BE0EF5217BD2EDB415FDD780B0_label_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_BC6896BE0EF5217BD2EDB415FDD780B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pension and Other Postretirement Defined Benefit Plans, Current Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_BC6896BE0EF5217BD2EDB415FDD780B0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_BC6896BE0EF5217BD2EDB415FDD780B0" xlink:to="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_BC6896BE0EF5217BD2EDB415FDD780B0" xlink:type="arc" />
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_7AAA868862ED133EBDC8B415FDD7054E_terseLabel_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_7AAA868862ED133EBDC8B415FDD7054E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-current liabilities</link:label>
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_7AAA868862ED133EBDC8B415FDD7054E_label_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_7AAA868862ED133EBDC8B415FDD7054E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pension and Other Postretirement Defined Benefit Plans, Liabilities, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_7AAA868862ED133EBDC8B415FDD7054E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_7AAA868862ED133EBDC8B415FDD7054E" xlink:to="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_7AAA868862ED133EBDC8B415FDD7054E" xlink:type="arc" />
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent_FAEB6704242744ED413FB415FDD77FD7_totalLabel_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent_FAEB6704242744ED413FB415FDD77FD7" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net amount recognized</link:label>
    <link:label id="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent_FAEB6704242744ED413FB415FDD77FD7_label_en-US" xlink:label="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent_FAEB6704242744ED413FB415FDD77FD7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pension and Other Postretirement Defined Benefit Plans, Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent_FAEB6704242744ED413FB415FDD77FD7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent_FAEB6704242744ED413FB415FDD77FD7" xlink:to="lab_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent_FAEB6704242744ED413FB415FDD77FD7" xlink:type="arc" />
    <link:label id="lab_wdc_StockBasedCompensationAbstract_32ADA9E09C96B28E2655DEDB8530A9BA_label_en-US" xlink:label="lab_wdc_StockBasedCompensationAbstract_32ADA9E09C96B28E2655DEDB8530A9BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Based Compensation [Abstract]</link:label>
    <link:label id="lab_wdc_StockBasedCompensationAbstract_32ADA9E09C96B28E2655DEDB8530A9BA_documentation_en-US" xlink:label="lab_wdc_StockBasedCompensationAbstract_32ADA9E09C96B28E2655DEDB8530A9BA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Stock Based Compensation [Abstract]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_StockBasedCompensationAbstract" xlink:label="loc_wdc_StockBasedCompensationAbstract_32ADA9E09C96B28E2655DEDB8530A9BA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_StockBasedCompensationAbstract_32ADA9E09C96B28E2655DEDB8530A9BA" xlink:to="lab_wdc_StockBasedCompensationAbstract_32ADA9E09C96B28E2655DEDB8530A9BA" xlink:type="arc" />
    <link:label id="lab_wdc_EmployeeStockOptionsandESPPMember_2180AA32DB5F4088A798DEDB8530B03D_terseLabel_en-US" xlink:label="lab_wdc_EmployeeStockOptionsandESPPMember_2180AA32DB5F4088A798DEDB8530B03D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employee Stock Options and ESPP [Member]</link:label>
    <link:label id="lab_wdc_EmployeeStockOptionsandESPPMember_2180AA32DB5F4088A798DEDB8530B03D_label_en-US" xlink:label="lab_wdc_EmployeeStockOptionsandESPPMember_2180AA32DB5F4088A798DEDB8530B03D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employee Stock Options and ESPP [Member]</link:label>
    <link:label id="lab_wdc_EmployeeStockOptionsandESPPMember_2180AA32DB5F4088A798DEDB8530B03D_documentation_en-US" xlink:label="lab_wdc_EmployeeStockOptionsandESPPMember_2180AA32DB5F4088A798DEDB8530B03D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Employee Stock Options and ESPP [Member]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_EmployeeStockOptionsandESPPMember" xlink:label="loc_wdc_EmployeeStockOptionsandESPPMember_2180AA32DB5F4088A798DEDB8530B03D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_EmployeeStockOptionsandESPPMember_2180AA32DB5F4088A798DEDB8530B03D" xlink:to="lab_wdc_EmployeeStockOptionsandESPPMember_2180AA32DB5F4088A798DEDB8530B03D" xlink:type="arc" />
    <link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_176D6D148686025B532BDEDB85316FC5_terseLabel_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_176D6D148686025B532BDEDB85316FC5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Allocated Share-based Compensation Expense</link:label>
    <link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_176D6D148686025B532BDEDB85316FC5_label_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_176D6D148686025B532BDEDB85316FC5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Allocated Share-based Compensation Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_176D6D148686025B532BDEDB85316FC5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllocatedShareBasedCompensationExpense_176D6D148686025B532BDEDB85316FC5" xlink:to="lab_us-gaap_AllocatedShareBasedCompensationExpense_176D6D148686025B532BDEDB85316FC5" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_08FF3B129A0827A46570DEDB8531F1A7_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_08FF3B129A0827A46570DEDB8531F1A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employee Service Share-based Compensation, Tax Benefit from Compensation Expense</link:label>
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_08FF3B129A0827A46570DEDB8531F1A7_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_08FF3B129A0827A46570DEDB8531F1A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employee Service Share-based Compensation, Tax Benefit from Compensation Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_08FF3B129A0827A46570DEDB8531F1A7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_08FF3B129A0827A46570DEDB8531F1A7" xlink:to="lab_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_08FF3B129A0827A46570DEDB8531F1A7" xlink:type="arc" />
    <link:label id="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossAbstract_24633BA3319167C04BD5B47FD66A6117_label_en-US" xlink:label="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossAbstract_24633BA3319167C04BD5B47FD66A6117" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Changes in the Balances of Each Component of Accumulated Comprehensive Income (Loss) [Abstract]</link:label>
    <link:label id="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossAbstract_24633BA3319167C04BD5B47FD66A6117_documentation_en-US" xlink:label="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossAbstract_24633BA3319167C04BD5B47FD66A6117" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Changes in the Balances of Each Component of Accumulated Comprehensive Income (Loss) [Abstract]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossAbstract" xlink:label="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossAbstract_24633BA3319167C04BD5B47FD66A6117" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossAbstract_24633BA3319167C04BD5B47FD66A6117" xlink:to="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossAbstract_24633BA3319167C04BD5B47FD66A6117" xlink:type="arc" />
    <link:label id="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossTable_EEA2A254D925C45F870AB47FD66A4DA0_terseLabel_en-US" xlink:label="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossTable_EEA2A254D925C45F870AB47FD66A4DA0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Changes in the Balances of Each Component of Accumulated Comprehensive Income (Loss) [Table]</link:label>
    <link:label id="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossTable_EEA2A254D925C45F870AB47FD66A4DA0_label_en-US" xlink:label="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossTable_EEA2A254D925C45F870AB47FD66A4DA0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Changes in the Balances of Each Component of Accumulated Comprehensive Income (Loss) [Table]</link:label>
    <link:label id="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossTable_EEA2A254D925C45F870AB47FD66A4DA0_documentation_en-US" xlink:label="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossTable_EEA2A254D925C45F870AB47FD66A4DA0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Changes in the Balances of Each Component of Accumulated Comprehensive Income (Loss)</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossTable" xlink:label="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossTable_EEA2A254D925C45F870AB47FD66A4DA0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossTable_EEA2A254D925C45F870AB47FD66A4DA0" xlink:to="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossTable_EEA2A254D925C45F870AB47FD66A4DA0" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementEquityComponentsAxis_A2985185F7C0BFBBC2CFB47FD66A6786_terseLabel_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_A2985185F7C0BFBBC2CFB47FD66A6786" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Components [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementEquityComponentsAxis_A2985185F7C0BFBBC2CFB47FD66A6786_label_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_A2985185F7C0BFBBC2CFB47FD66A6786" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Components [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_A2985185F7C0BFBBC2CFB47FD66A6786" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_A2985185F7C0BFBBC2CFB47FD66A6786" xlink:to="lab_us-gaap_StatementEquityComponentsAxis_A2985185F7C0BFBBC2CFB47FD66A6786" xlink:type="arc" />
    <link:label id="lab_us-gaap_EquityComponentDomain_115363E494F01F3625AEB47FD66AD8A9_terseLabel_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_115363E494F01F3625AEB47FD66AD8A9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Component [Domain]</link:label>
    <link:label id="lab_us-gaap_EquityComponentDomain_115363E494F01F3625AEB47FD66AD8A9_label_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_115363E494F01F3625AEB47FD66AD8A9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Component [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_115363E494F01F3625AEB47FD66AD8A9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityComponentDomain_115363E494F01F3625AEB47FD66AD8A9" xlink:to="lab_us-gaap_EquityComponentDomain_115363E494F01F3625AEB47FD66AD8A9" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_80FD81E0C922E4619855B47FD674FD19_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_80FD81E0C922E4619855B47FD674FD19" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated Defined Benefit Plans Adjustment [Member]</link:label>
    <link:label id="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_80FD81E0C922E4619855B47FD674FD19_label_en-US" xlink:label="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_80FD81E0C922E4619855B47FD674FD19" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_80FD81E0C922E4619855B47FD674FD19" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_80FD81E0C922E4619855B47FD674FD19" xlink:to="lab_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_80FD81E0C922E4619855B47FD674FD19" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_DF43C4F292D431A73096B47FD67498C4_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_DF43C4F292D431A73096B47FD67498C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]</link:label>
    <link:label id="lab_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_DF43C4F292D431A73096B47FD67498C4_label_en-US" xlink:label="lab_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_DF43C4F292D431A73096B47FD67498C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember" xlink:label="loc_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_DF43C4F292D431A73096B47FD67498C4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_DF43C4F292D431A73096B47FD67498C4" xlink:to="lab_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_DF43C4F292D431A73096B47FD67498C4" xlink:type="arc" />
    <link:label id="lab_wdc_UnrealizedGainsLossesonMarketableSecuritiesRollForwardMember_2CCBFBFE210021FE52ECB4AAD26F508F_terseLabel_en-US" xlink:label="lab_wdc_UnrealizedGainsLossesonMarketableSecuritiesRollForwardMember_2CCBFBFE210021FE52ECB4AAD26F508F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrealized Gains (Losses) on Marketable Securities [Roll Forward] [Member]</link:label>
    <link:label id="lab_wdc_UnrealizedGainsLossesonMarketableSecuritiesRollForwardMember_2CCBFBFE210021FE52ECB4AAD26F508F_label_en-US" xlink:label="lab_wdc_UnrealizedGainsLossesonMarketableSecuritiesRollForwardMember_2CCBFBFE210021FE52ECB4AAD26F508F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unrealized Gains (Losses) on Marketable Securities [Roll Forward] [Member]</link:label>
    <link:label id="lab_wdc_UnrealizedGainsLossesonMarketableSecuritiesRollForwardMember_2CCBFBFE210021FE52ECB4AAD26F508F_documentation_en-US" xlink:label="lab_wdc_UnrealizedGainsLossesonMarketableSecuritiesRollForwardMember_2CCBFBFE210021FE52ECB4AAD26F508F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Unrealized Gains (Losses) on Marketable Securities [Roll Forward] [Member]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_UnrealizedGainsLossesonMarketableSecuritiesRollForwardMember" xlink:label="loc_wdc_UnrealizedGainsLossesonMarketableSecuritiesRollForwardMember_2CCBFBFE210021FE52ECB4AAD26F508F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_UnrealizedGainsLossesonMarketableSecuritiesRollForwardMember_2CCBFBFE210021FE52ECB4AAD26F508F" xlink:to="lab_wdc_UnrealizedGainsLossesonMarketableSecuritiesRollForwardMember_2CCBFBFE210021FE52ECB4AAD26F508F" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedTranslationAdjustmentMember_154B1C24B1F01B869A35B47FD674B9AD_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedTranslationAdjustmentMember_154B1C24B1F01B869A35B47FD674B9AD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated Translation Adjustment [Member]</link:label>
    <link:label id="lab_us-gaap_AccumulatedTranslationAdjustmentMember_154B1C24B1F01B869A35B47FD674B9AD_label_en-US" xlink:label="lab_us-gaap_AccumulatedTranslationAdjustmentMember_154B1C24B1F01B869A35B47FD674B9AD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Foreign Currency Adjustment Attributable to Parent [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedTranslationAdjustmentMember" xlink:label="loc_us-gaap_AccumulatedTranslationAdjustmentMember_154B1C24B1F01B869A35B47FD674B9AD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedTranslationAdjustmentMember_154B1C24B1F01B869A35B47FD674B9AD" xlink:to="lab_us-gaap_AccumulatedTranslationAdjustmentMember_154B1C24B1F01B869A35B47FD674B9AD" xlink:type="arc" />
    <link:label id="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems_7517AEEBF309CB1DA4A5B47FD674BA4A_terseLabel_en-US" xlink:label="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems_7517AEEBF309CB1DA4A5B47FD674BA4A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Changes in the Balances of Each Component of Accumulated Comprehensive Income (Loss) [Line Items]</link:label>
    <link:label id="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems_7517AEEBF309CB1DA4A5B47FD674BA4A_label_en-US" xlink:label="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems_7517AEEBF309CB1DA4A5B47FD674BA4A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Changes in the Balances of Each Component of Accumulated Comprehensive Income (Loss) [Line Items]</link:label>
    <link:label id="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems_7517AEEBF309CB1DA4A5B47FD674BA4A_documentation_en-US" xlink:label="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems_7517AEEBF309CB1DA4A5B47FD674BA4A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Line Items] for Changes in the Balances of Each Component of Accumulated Comprehensive Income (Loss)</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems" xlink:label="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems_7517AEEBF309CB1DA4A5B47FD674BA4A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems_7517AEEBF309CB1DA4A5B47FD674BA4A" xlink:to="lab_wdc_ChangesintheBalancesofEachComponentofAccumulatedComprehensiveIncomeLossLineItems_7517AEEBF309CB1DA4A5B47FD674BA4A" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_89E9F61079E99310E653B47FD6747A87_periodStartLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_89E9F61079E99310E653B47FD6747A87" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Beginning Balance</link:label>
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_89E9F61079E99310E653B47FD6747A87_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_89E9F61079E99310E653B47FD6747A87" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_89E9F61079E99310E653B47FD6747A87" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_89E9F61079E99310E653B47FD6747A87" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_89E9F61079E99310E653B47FD6747A87" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_722F90662B85752F494EB47FD674F922_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_722F90662B85752F494EB47FD674F922" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), before Reclassifications, Net of Tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_722F90662B85752F494EB47FD674F922_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_722F90662B85752F494EB47FD674F922" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), before Reclassifications, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_722F90662B85752F494EB47FD674F922" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_722F90662B85752F494EB47FD674F922" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_722F90662B85752F494EB47FD674F922" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_B173F96CB92427B3C332B47FD674C59C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_B173F96CB92427B3C332B47FD674C59C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax</link:label>
    <link:label id="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_B173F96CB92427B3C332B47FD674C59C_label_en-US" xlink:label="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_B173F96CB92427B3C332B47FD674C59C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_B173F96CB92427B3C332B47FD674C59C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_B173F96CB92427B3C332B47FD674C59C" xlink:to="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_B173F96CB92427B3C332B47FD674C59C" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_A237110170BFC5BFE66FB47FD674FB38_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_A237110170BFC5BFE66FB47FD674FB38" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Other comprehensive income (loss)</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_A237110170BFC5BFE66FB47FD674FB38_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_A237110170BFC5BFE66FB47FD674FB38" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_A237110170BFC5BFE66FB47FD674FB38" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_A237110170BFC5BFE66FB47FD674FB38" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_A237110170BFC5BFE66FB47FD674FB38" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_7BFD9E37394990BEAF32B47FD67442DB_periodEndLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_7BFD9E37394990BEAF32B47FD67442DB" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Ending Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_7BFD9E37394990BEAF32B47FD67442DB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_7BFD9E37394990BEAF32B47FD67442DB" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_7BFD9E37394990BEAF32B47FD67442DB" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_BD2F3AAF7499B6A19730B415FE5E1BEB_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_BD2F3AAF7499B6A19730B415FE5E1BEB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Computation of Basic and Diluted Income Per Common Share</link:label>
    <link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_BD2F3AAF7499B6A19730B415FE5E1BEB_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_BD2F3AAF7499B6A19730B415FE5E1BEB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_BD2F3AAF7499B6A19730B415FE5E1BEB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_BD2F3AAF7499B6A19730B415FE5E1BEB" xlink:to="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_BD2F3AAF7499B6A19730B415FE5E1BEB" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_090F83350A7B02A3B558B415FF06FB7E_label_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_090F83350A7B02A3B558B415FF06FB7E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commitments and Contingencies Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_090F83350A7B02A3B558B415FF06FB7E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_090F83350A7B02A3B558B415FF06FB7E" xlink:to="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_090F83350A7B02A3B558B415FF06FB7E" xlink:type="arc" />
    <link:label id="lab_us-gaap_LegalMattersAndContingenciesTextBlock_D10A19AE8DE5DF7055A8B415FF0694F9_terseLabel_en-US" xlink:label="lab_us-gaap_LegalMattersAndContingenciesTextBlock_D10A19AE8DE5DF7055A8B415FF0694F9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Legal Proceedings</link:label>
    <link:label id="lab_us-gaap_LegalMattersAndContingenciesTextBlock_D10A19AE8DE5DF7055A8B415FF0694F9_label_en-US" xlink:label="lab_us-gaap_LegalMattersAndContingenciesTextBlock_D10A19AE8DE5DF7055A8B415FF0694F9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Legal Matters and Contingencies [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LegalMattersAndContingenciesTextBlock" xlink:label="loc_us-gaap_LegalMattersAndContingenciesTextBlock_D10A19AE8DE5DF7055A8B415FF0694F9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LegalMattersAndContingenciesTextBlock_D10A19AE8DE5DF7055A8B415FF0694F9" xlink:to="lab_us-gaap_LegalMattersAndContingenciesTextBlock_D10A19AE8DE5DF7055A8B415FF0694F9" xlink:type="arc" />
    <link:label id="lab_wdc_DocumentDocumentAndEntityInformationAbstract_9D88306EEAF73060DE98B415FE4B145E_label_en-US" xlink:label="lab_wdc_DocumentDocumentAndEntityInformationAbstract_9D88306EEAF73060DE98B415FE4B145E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Document And Entity Information [Abstract]</link:label>
    <link:label id="lab_wdc_DocumentDocumentAndEntityInformationAbstract_9D88306EEAF73060DE98B415FE4B145E_documentation_en-US" xlink:label="lab_wdc_DocumentDocumentAndEntityInformationAbstract_9D88306EEAF73060DE98B415FE4B145E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Document Document and Entity Information [Abstract]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_DocumentDocumentAndEntityInformationAbstract" xlink:label="loc_wdc_DocumentDocumentAndEntityInformationAbstract_9D88306EEAF73060DE98B415FE4B145E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_DocumentDocumentAndEntityInformationAbstract_9D88306EEAF73060DE98B415FE4B145E" xlink:to="lab_wdc_DocumentDocumentAndEntityInformationAbstract_9D88306EEAF73060DE98B415FE4B145E" xlink:type="arc" />
    <link:label id="lab_dei_DocumentType_FFBF3C14A61D9CFD116DB415FE4C835E_terseLabel_en-US" xlink:label="lab_dei_DocumentType_FFBF3C14A61D9CFD116DB415FE4C835E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Type</link:label>
    <link:label id="lab_dei_DocumentType_FFBF3C14A61D9CFD116DB415FE4C835E_label_en-US" xlink:label="lab_dei_DocumentType_FFBF3C14A61D9CFD116DB415FE4C835E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Type</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentType" xlink:label="loc_dei_DocumentType_FFBF3C14A61D9CFD116DB415FE4C835E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentType_FFBF3C14A61D9CFD116DB415FE4C835E" xlink:to="lab_dei_DocumentType_FFBF3C14A61D9CFD116DB415FE4C835E" xlink:type="arc" />
    <link:label id="lab_dei_AmendmentFlag_D7491BA01464313468F9B415FE4C415D_terseLabel_en-US" xlink:label="lab_dei_AmendmentFlag_D7491BA01464313468F9B415FE4C415D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amendment Flag</link:label>
    <link:label id="lab_dei_AmendmentFlag_D7491BA01464313468F9B415FE4C415D_label_en-US" xlink:label="lab_dei_AmendmentFlag_D7491BA01464313468F9B415FE4C415D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amendment Flag</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_AmendmentFlag" xlink:label="loc_dei_AmendmentFlag_D7491BA01464313468F9B415FE4C415D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_AmendmentFlag_D7491BA01464313468F9B415FE4C415D" xlink:to="lab_dei_AmendmentFlag_D7491BA01464313468F9B415FE4C415D" xlink:type="arc" />
    <link:label id="lab_dei_DocumentPeriodEndDate_6692638BACB5C8B251EAB415FE4CC37F_terseLabel_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_6692638BACB5C8B251EAB415FE4CC37F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Period End Date</link:label>
    <link:label id="lab_dei_DocumentPeriodEndDate_6692638BACB5C8B251EAB415FE4CC37F_label_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_6692638BACB5C8B251EAB415FE4CC37F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Period End Date</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_dei_DocumentPeriodEndDate_6692638BACB5C8B251EAB415FE4CC37F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentPeriodEndDate_6692638BACB5C8B251EAB415FE4CC37F" xlink:to="lab_dei_DocumentPeriodEndDate_6692638BACB5C8B251EAB415FE4CC37F" xlink:type="arc" />
    <link:label id="lab_dei_DocumentFiscalYearFocus_B711AF10FFB8230ED1DBB415FE4C6F4F_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_B711AF10FFB8230ED1DBB415FE4C6F4F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Fiscal Year Focus</link:label>
    <link:label id="lab_dei_DocumentFiscalYearFocus_B711AF10FFB8230ED1DBB415FE4C6F4F_label_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_B711AF10FFB8230ED1DBB415FE4C6F4F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Fiscal Year Focus</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_dei_DocumentFiscalYearFocus_B711AF10FFB8230ED1DBB415FE4C6F4F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalYearFocus_B711AF10FFB8230ED1DBB415FE4C6F4F" xlink:to="lab_dei_DocumentFiscalYearFocus_B711AF10FFB8230ED1DBB415FE4C6F4F" xlink:type="arc" />
    <link:label id="lab_dei_DocumentFiscalPeriodFocus_E78B92440261F58D949BB415FE4CF975_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_E78B92440261F58D949BB415FE4CF975" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Fiscal Period Focus</link:label>
    <link:label id="lab_dei_DocumentFiscalPeriodFocus_E78B92440261F58D949BB415FE4CF975_label_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_E78B92440261F58D949BB415FE4CF975" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Fiscal Period Focus</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="loc_dei_DocumentFiscalPeriodFocus_E78B92440261F58D949BB415FE4CF975" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalPeriodFocus_E78B92440261F58D949BB415FE4CF975" xlink:to="lab_dei_DocumentFiscalPeriodFocus_E78B92440261F58D949BB415FE4CF975" xlink:type="arc" />
    <link:label id="lab_dei_TradingSymbol_8D78B5800EE5FCBCD820B415FE4C7BA2_terseLabel_en-US" xlink:label="lab_dei_TradingSymbol_8D78B5800EE5FCBCD820B415FE4C7BA2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trading Symbol</link:label>
    <link:label id="lab_dei_TradingSymbol_8D78B5800EE5FCBCD820B415FE4C7BA2_label_en-US" xlink:label="lab_dei_TradingSymbol_8D78B5800EE5FCBCD820B415FE4C7BA2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trading Symbol</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_TradingSymbol" xlink:label="loc_dei_TradingSymbol_8D78B5800EE5FCBCD820B415FE4C7BA2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_TradingSymbol_8D78B5800EE5FCBCD820B415FE4C7BA2" xlink:to="lab_dei_TradingSymbol_8D78B5800EE5FCBCD820B415FE4C7BA2" xlink:type="arc" />
    <link:label id="lab_dei_EntityRegistrantName_D85A9BE9C47B54368F70B415FE4C28FB_terseLabel_en-US" xlink:label="lab_dei_EntityRegistrantName_D85A9BE9C47B54368F70B415FE4C28FB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Registrant Name</link:label>
    <link:label id="lab_dei_EntityRegistrantName_D85A9BE9C47B54368F70B415FE4C28FB_label_en-US" xlink:label="lab_dei_EntityRegistrantName_D85A9BE9C47B54368F70B415FE4C28FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Registrant Name</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityRegistrantName" xlink:label="loc_dei_EntityRegistrantName_D85A9BE9C47B54368F70B415FE4C28FB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityRegistrantName_D85A9BE9C47B54368F70B415FE4C28FB" xlink:to="lab_dei_EntityRegistrantName_D85A9BE9C47B54368F70B415FE4C28FB" xlink:type="arc" />
    <link:label id="lab_dei_EntityCentralIndexKey_447031A3126E7A9A4E0FB415FE4C7F5C_terseLabel_en-US" xlink:label="lab_dei_EntityCentralIndexKey_447031A3126E7A9A4E0FB415FE4C7F5C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Central Index Key</link:label>
    <link:label id="lab_dei_EntityCentralIndexKey_447031A3126E7A9A4E0FB415FE4C7F5C_label_en-US" xlink:label="lab_dei_EntityCentralIndexKey_447031A3126E7A9A4E0FB415FE4C7F5C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Central Index Key</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="loc_dei_EntityCentralIndexKey_447031A3126E7A9A4E0FB415FE4C7F5C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCentralIndexKey_447031A3126E7A9A4E0FB415FE4C7F5C" xlink:to="lab_dei_EntityCentralIndexKey_447031A3126E7A9A4E0FB415FE4C7F5C" xlink:type="arc" />
    <link:label id="lab_dei_CurrentFiscalYearEndDate_1F30E07600B1171D1700B415FE4CBFEB_terseLabel_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_1F30E07600B1171D1700B415FE4CBFEB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current Fiscal Year End Date</link:label>
    <link:label id="lab_dei_CurrentFiscalYearEndDate_1F30E07600B1171D1700B415FE4CBFEB_label_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_1F30E07600B1171D1700B415FE4CBFEB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current Fiscal Year End Date</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="loc_dei_CurrentFiscalYearEndDate_1F30E07600B1171D1700B415FE4CBFEB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CurrentFiscalYearEndDate_1F30E07600B1171D1700B415FE4CBFEB" xlink:to="lab_dei_CurrentFiscalYearEndDate_1F30E07600B1171D1700B415FE4CBFEB" xlink:type="arc" />
    <link:label id="lab_dei_EntityFilerCategory_99439E036580ED5DACB0B415FE4C7C98_terseLabel_en-US" xlink:label="lab_dei_EntityFilerCategory_99439E036580ED5DACB0B415FE4C7C98" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Filer Category</link:label>
    <link:label id="lab_dei_EntityFilerCategory_99439E036580ED5DACB0B415FE4C7C98_label_en-US" xlink:label="lab_dei_EntityFilerCategory_99439E036580ED5DACB0B415FE4C7C98" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Filer Category</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityFilerCategory" xlink:label="loc_dei_EntityFilerCategory_99439E036580ED5DACB0B415FE4C7C98" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityFilerCategory_99439E036580ED5DACB0B415FE4C7C98" xlink:to="lab_dei_EntityFilerCategory_99439E036580ED5DACB0B415FE4C7C98" xlink:type="arc" />
    <link:label id="lab_dei_EntityCommonStockSharesOutstanding_7267BC75973B33795C5DB415FE4C96F6_terseLabel_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding_7267BC75973B33795C5DB415FE4C96F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Common Stock, Shares Outstanding</link:label>
    <link:label id="lab_dei_EntityCommonStockSharesOutstanding_7267BC75973B33795C5DB415FE4C96F6_label_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding_7267BC75973B33795C5DB415FE4C96F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Common Stock, Shares Outstanding</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_7267BC75973B33795C5DB415FE4C96F6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCommonStockSharesOutstanding_7267BC75973B33795C5DB415FE4C96F6" xlink:to="lab_dei_EntityCommonStockSharesOutstanding_7267BC75973B33795C5DB415FE4C96F6" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringAndRelatedActivitiesAbstract_3ED17B845A90101DC98AB415FE8356A7_label_en-US" xlink:label="lab_us-gaap_RestructuringAndRelatedActivitiesAbstract_3ED17B845A90101DC98AB415FE8356A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring and Related Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestructuringAndRelatedActivitiesAbstract" xlink:label="loc_us-gaap_RestructuringAndRelatedActivitiesAbstract_3ED17B845A90101DC98AB415FE8356A7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringAndRelatedActivitiesAbstract_3ED17B845A90101DC98AB415FE8356A7" xlink:to="lab_us-gaap_RestructuringAndRelatedActivitiesAbstract_3ED17B845A90101DC98AB415FE8356A7" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_00D9979CB51202096A64B415FE83F924_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_00D9979CB51202096A64B415FE83F924" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Restructuring Reserve by Type of Cost</link:label>
    <link:label id="lab_us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_00D9979CB51202096A64B415FE83F924_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_00D9979CB51202096A64B415FE83F924" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Restructuring Reserve by Type of Cost [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock" xlink:label="loc_us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_00D9979CB51202096A64B415FE83F924" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_00D9979CB51202096A64B415FE83F924" xlink:to="lab_us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_00D9979CB51202096A64B415FE83F924" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_F2420D3C58405C6A07A3B415FE8322A7_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_F2420D3C58405C6A07A3B415FE8322A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Rollforward of Employment Termination Benefit Liability</link:label>
    <link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_F2420D3C58405C6A07A3B415FE8322A7_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_F2420D3C58405C6A07A3B415FE8322A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring and Related Costs [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_F2420D3C58405C6A07A3B415FE8322A7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_F2420D3C58405C6A07A3B415FE8322A7" xlink:to="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_F2420D3C58405C6A07A3B415FE8322A7" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_A3933E364F87139B9F93DEDB8BF11991_terseLabel_en-US" xlink:label="lab_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_A3933E364F87139B9F93DEDB8BF11991" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock-Based Compensation Expense</link:label>
    <link:label id="lab_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_A3933E364F87139B9F93DEDB8BF11991_label_en-US" xlink:label="lab_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_A3933E364F87139B9F93DEDB8BF11991" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock" xlink:label="loc_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_A3933E364F87139B9F93DEDB8BF11991" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_A3933E364F87139B9F93DEDB8BF11991" xlink:to="lab_us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock_A3933E364F87139B9F93DEDB8BF11991" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_63FEF39FA70CD7559073DEDB8BF12EF9_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_63FEF39FA70CD7559073DEDB8BF12EF9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock Option Activity</link:label>
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_63FEF39FA70CD7559073DEDB8BF12EF9_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_63FEF39FA70CD7559073DEDB8BF12EF9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_63FEF39FA70CD7559073DEDB8BF12EF9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_63FEF39FA70CD7559073DEDB8BF12EF9" xlink:to="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_63FEF39FA70CD7559073DEDB8BF12EF9" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_1C231D4EA172D340975BDEDB8BF1E8FB_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_1C231D4EA172D340975BDEDB8BF1E8FB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted Stock Unit Activity</link:label>
    <link:label id="lab_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_1C231D4EA172D340975BDEDB8BF1E8FB_label_en-US" xlink:label="lab_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_1C231D4EA172D340975BDEDB8BF1E8FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_1C231D4EA172D340975BDEDB8BF1E8FB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_1C231D4EA172D340975BDEDB8BF1E8FB" xlink:to="lab_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock_1C231D4EA172D340975BDEDB8BF1E8FB" xlink:type="arc" />
    <link:label id="lab_wdc_GrantedStockOptionsFairValueAssumptionsTableTextBlock_CDC29225D21ED2430A88DEDB8BF145BD_terseLabel_en-US" xlink:label="lab_wdc_GrantedStockOptionsFairValueAssumptionsTableTextBlock_CDC29225D21ED2430A88DEDB8BF145BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value of Stock Options Granted</link:label>
    <link:label id="lab_wdc_GrantedStockOptionsFairValueAssumptionsTableTextBlock_CDC29225D21ED2430A88DEDB8BF145BD_label_en-US" xlink:label="lab_wdc_GrantedStockOptionsFairValueAssumptionsTableTextBlock_CDC29225D21ED2430A88DEDB8BF145BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Granted Stock Options Fair Value Assumptions Table [Text Block]</link:label>
    <link:label id="lab_wdc_GrantedStockOptionsFairValueAssumptionsTableTextBlock_CDC29225D21ED2430A88DEDB8BF145BD_documentation_en-US" xlink:label="lab_wdc_GrantedStockOptionsFairValueAssumptionsTableTextBlock_CDC29225D21ED2430A88DEDB8BF145BD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Tabular disclosure of the weighted average assumptions used in calculating the fair value of stock options granted.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_GrantedStockOptionsFairValueAssumptionsTableTextBlock" xlink:label="loc_wdc_GrantedStockOptionsFairValueAssumptionsTableTextBlock_CDC29225D21ED2430A88DEDB8BF145BD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_GrantedStockOptionsFairValueAssumptionsTableTextBlock_CDC29225D21ED2430A88DEDB8BF145BD" xlink:to="lab_wdc_GrantedStockOptionsFairValueAssumptionsTableTextBlock_CDC29225D21ED2430A88DEDB8BF145BD" xlink:type="arc" />
    <link:label id="lab_wdc_IncomeTaxesDisclosureTable_1FB5F6C3563F4C80CF76C96D4CAB6728_terseLabel_en-US" xlink:label="lab_wdc_IncomeTaxesDisclosureTable_1FB5F6C3563F4C80CF76C96D4CAB6728" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Taxes Disclosure [Table]</link:label>
    <link:label id="lab_wdc_IncomeTaxesDisclosureTable_1FB5F6C3563F4C80CF76C96D4CAB6728_label_en-US" xlink:label="lab_wdc_IncomeTaxesDisclosureTable_1FB5F6C3563F4C80CF76C96D4CAB6728" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Taxes Disclosure [Table]</link:label>
    <link:label id="lab_wdc_IncomeTaxesDisclosureTable_1FB5F6C3563F4C80CF76C96D4CAB6728_documentation_en-US" xlink:label="lab_wdc_IncomeTaxesDisclosureTable_1FB5F6C3563F4C80CF76C96D4CAB6728" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Income Taxes Disclosure [Table]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_IncomeTaxesDisclosureTable" xlink:label="loc_wdc_IncomeTaxesDisclosureTable_1FB5F6C3563F4C80CF76C96D4CAB6728" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_IncomeTaxesDisclosureTable_1FB5F6C3563F4C80CF76C96D4CAB6728" xlink:to="lab_wdc_IncomeTaxesDisclosureTable_1FB5F6C3563F4C80CF76C96D4CAB6728" xlink:type="arc" />
    <link:label id="lab_us-gaap_ParentCompanyMember_2655CC7A72F388D11B63C96D4CAC81BA_terseLabel_en-US" xlink:label="lab_us-gaap_ParentCompanyMember_2655CC7A72F388D11B63C96D4CAC81BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Western Digital Corporation [Member]</link:label>
    <link:label id="lab_us-gaap_ParentCompanyMember_2655CC7A72F388D11B63C96D4CAC81BA_label_en-US" xlink:label="lab_us-gaap_ParentCompanyMember_2655CC7A72F388D11B63C96D4CAC81BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Parent Company [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ParentCompanyMember" xlink:label="loc_us-gaap_ParentCompanyMember_2655CC7A72F388D11B63C96D4CAC81BA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ParentCompanyMember_2655CC7A72F388D11B63C96D4CAC81BA" xlink:to="lab_us-gaap_ParentCompanyMember_2655CC7A72F388D11B63C96D4CAC81BA" xlink:type="arc" />
    <link:label id="lab_wdc_IncomeTaxDisclosureLineItems_032AE4A3343BA1B8F626C96D4CACC217_terseLabel_en-US" xlink:label="lab_wdc_IncomeTaxDisclosureLineItems_032AE4A3343BA1B8F626C96D4CACC217" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Tax Disclosure [Line Items]</link:label>
    <link:label id="lab_wdc_IncomeTaxDisclosureLineItems_032AE4A3343BA1B8F626C96D4CACC217_label_en-US" xlink:label="lab_wdc_IncomeTaxDisclosureLineItems_032AE4A3343BA1B8F626C96D4CACC217" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Disclosure [Line Items]</link:label>
    <link:label id="lab_wdc_IncomeTaxDisclosureLineItems_032AE4A3343BA1B8F626C96D4CACC217_documentation_en-US" xlink:label="lab_wdc_IncomeTaxDisclosureLineItems_032AE4A3343BA1B8F626C96D4CACC217" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Income Tax Disclosure [Line Items]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_IncomeTaxDisclosureLineItems" xlink:label="loc_wdc_IncomeTaxDisclosureLineItems_032AE4A3343BA1B8F626C96D4CACC217" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_IncomeTaxDisclosureLineItems_032AE4A3343BA1B8F626C96D4CACC217" xlink:to="lab_wdc_IncomeTaxDisclosureLineItems_032AE4A3343BA1B8F626C96D4CACC217" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_4C031650284F81648094C96D4CACB056_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_4C031650284F81648094C96D4CACB056" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income tax provision</link:label>
    <link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_4C031650284F81648094C96D4CACB056_label_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_4C031650284F81648094C96D4CACB056" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_4C031650284F81648094C96D4CACB056" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_4C031650284F81648094C96D4CACB056" xlink:to="lab_us-gaap_IncomeTaxExpenseBenefit_4C031650284F81648094C96D4CACB056" xlink:type="arc" />
    <link:label id="lab_wdc_TaxBenefitResultingFromRetroactiveExtensionOfResearchAndDevelopmentCredit_36057DE9A792D9D37967C96D4CACCB93_terseLabel_en-US" xlink:label="lab_wdc_TaxBenefitResultingFromRetroactiveExtensionOfResearchAndDevelopmentCredit_36057DE9A792D9D37967C96D4CACCB93" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tax Benefit Resulting From Retroactive Extension Of Research And Development Credit</link:label>
    <link:label id="lab_wdc_TaxBenefitResultingFromRetroactiveExtensionOfResearchAndDevelopmentCredit_36057DE9A792D9D37967C96D4CACCB93_label_en-US" xlink:label="lab_wdc_TaxBenefitResultingFromRetroactiveExtensionOfResearchAndDevelopmentCredit_36057DE9A792D9D37967C96D4CACCB93" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax Benefit Resulting From Retroactive Extension Of Research And Development Credit</link:label>
    <link:label id="lab_wdc_TaxBenefitResultingFromRetroactiveExtensionOfResearchAndDevelopmentCredit_36057DE9A792D9D37967C96D4CACCB93_documentation_en-US" xlink:label="lab_wdc_TaxBenefitResultingFromRetroactiveExtensionOfResearchAndDevelopmentCredit_36057DE9A792D9D37967C96D4CACCB93" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Tax Benefit Resulting From Retroactive Extension Of Research And Development Credit</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_TaxBenefitResultingFromRetroactiveExtensionOfResearchAndDevelopmentCredit" xlink:label="loc_wdc_TaxBenefitResultingFromRetroactiveExtensionOfResearchAndDevelopmentCredit_36057DE9A792D9D37967C96D4CACCB93" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_TaxBenefitResultingFromRetroactiveExtensionOfResearchAndDevelopmentCredit_36057DE9A792D9D37967C96D4CACCB93" xlink:to="lab_wdc_TaxBenefitResultingFromRetroactiveExtensionOfResearchAndDevelopmentCredit_36057DE9A792D9D37967C96D4CACCB93" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxHolidayTerminationDate_65C0FA96C31D0F0FF5E3C96D4CAC2CC4_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxHolidayTerminationDate_65C0FA96C31D0F0FF5E3C96D4CAC2CC4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Expiration date of tax holiday in Malaysia, Philippines, Singapore and Thailand</link:label>
    <link:label id="lab_us-gaap_IncomeTaxHolidayTerminationDate_65C0FA96C31D0F0FF5E3C96D4CAC2CC4_label_en-US" xlink:label="lab_us-gaap_IncomeTaxHolidayTerminationDate_65C0FA96C31D0F0FF5E3C96D4CAC2CC4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Holiday, Termination Date</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeTaxHolidayTerminationDate" xlink:label="loc_us-gaap_IncomeTaxHolidayTerminationDate_65C0FA96C31D0F0FF5E3C96D4CAC2CC4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxHolidayTerminationDate_65C0FA96C31D0F0FF5E3C96D4CAC2CC4" xlink:to="lab_us-gaap_IncomeTaxHolidayTerminationDate_65C0FA96C31D0F0FF5E3C96D4CAC2CC4" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_70AC2CF9E07D80510DE5C96D4CAC0C03_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_70AC2CF9E07D80510DE5C96D4CAC0C03" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in liability for unrecognized tax benefits</link:label>
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_70AC2CF9E07D80510DE5C96D4CAC0C03_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_70AC2CF9E07D80510DE5C96D4CAC0C03" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits, Period Increase (Decrease)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_70AC2CF9E07D80510DE5C96D4CAC0C03" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_70AC2CF9E07D80510DE5C96D4CAC0C03" xlink:to="lab_us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease_70AC2CF9E07D80510DE5C96D4CAC0C03" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_2B79CF3EE5789598AB33C96D4CAC5121_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_2B79CF3EE5789598AB33C96D4CAC5121" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits, Increase Resulting from Acquisition</link:label>
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_2B79CF3EE5789598AB33C96D4CAC5121_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_2B79CF3EE5789598AB33C96D4CAC5121" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits, Increase Resulting from Acquisition</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_2B79CF3EE5789598AB33C96D4CAC5121" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_2B79CF3EE5789598AB33C96D4CAC5121" xlink:to="lab_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_2B79CF3EE5789598AB33C96D4CAC5121" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefits_454380696EE92DA711A7C96D4CAC942F_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefits_454380696EE92DA711A7C96D4CAC942F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrecognized tax benefits</link:label>
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefits_454380696EE92DA711A7C96D4CAC942F_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefits_454380696EE92DA711A7C96D4CAC942F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="loc_us-gaap_UnrecognizedTaxBenefits_454380696EE92DA711A7C96D4CAC942F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefits_454380696EE92DA711A7C96D4CAC942F" xlink:to="lab_us-gaap_UnrecognizedTaxBenefits_454380696EE92DA711A7C96D4CAC942F" xlink:type="arc" />
    <link:label id="lab_wdc_ProposedIRSAdjustmentstoPretaxIncome_E6B5E7D93C67318105BBC96D4CAC3237_terseLabel_en-US" xlink:label="lab_wdc_ProposedIRSAdjustmentstoPretaxIncome_E6B5E7D93C67318105BBC96D4CAC3237" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proposed IRS adjustments to Pre-tax income</link:label>
    <link:label id="lab_wdc_ProposedIRSAdjustmentstoPretaxIncome_E6B5E7D93C67318105BBC96D4CAC3237_label_en-US" xlink:label="lab_wdc_ProposedIRSAdjustmentstoPretaxIncome_E6B5E7D93C67318105BBC96D4CAC3237" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proposed IRS Adjustments to Pretax Income</link:label>
    <link:label id="lab_wdc_ProposedIRSAdjustmentstoPretaxIncome_E6B5E7D93C67318105BBC96D4CAC3237_documentation_en-US" xlink:label="lab_wdc_ProposedIRSAdjustmentstoPretaxIncome_E6B5E7D93C67318105BBC96D4CAC3237" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Proposed IRS adjustments to pre-tax income.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ProposedIRSAdjustmentstoPretaxIncome" xlink:label="loc_wdc_ProposedIRSAdjustmentstoPretaxIncome_E6B5E7D93C67318105BBC96D4CAC3237" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ProposedIRSAdjustmentstoPretaxIncome_E6B5E7D93C67318105BBC96D4CAC3237" xlink:to="lab_wdc_ProposedIRSAdjustmentstoPretaxIncome_E6B5E7D93C67318105BBC96D4CAC3237" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxExaminationEstimateOfPossibleLoss_29CF7C798A85798BB24FC96D5E9DA7B7_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExaminationEstimateOfPossibleLoss_29CF7C798A85798BB24FC96D5E9DA7B7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Tax Examination, Estimate of Possible Loss</link:label>
    <link:label id="lab_us-gaap_IncomeTaxExaminationEstimateOfPossibleLoss_29CF7C798A85798BB24FC96D5E9DA7B7_label_en-US" xlink:label="lab_us-gaap_IncomeTaxExaminationEstimateOfPossibleLoss_29CF7C798A85798BB24FC96D5E9DA7B7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Examination, Estimate of Possible Loss</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeTaxExaminationEstimateOfPossibleLoss" xlink:label="loc_us-gaap_IncomeTaxExaminationEstimateOfPossibleLoss_29CF7C798A85798BB24FC96D5E9DA7B7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxExaminationEstimateOfPossibleLoss_29CF7C798A85798BB24FC96D5E9DA7B7" xlink:to="lab_us-gaap_IncomeTaxExaminationEstimateOfPossibleLoss_29CF7C798A85798BB24FC96D5E9DA7B7" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventsTextBlock_18FD218A17C1B12CB0F0DA6302C6875A_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventsTextBlock_18FD218A17C1B12CB0F0DA6302C6875A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Events</link:label>
    <link:label id="lab_us-gaap_SubsequentEventsTextBlock_18FD218A17C1B12CB0F0DA6302C6875A_label_en-US" xlink:label="lab_us-gaap_SubsequentEventsTextBlock_18FD218A17C1B12CB0F0DA6302C6875A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Events [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventsTextBlock" xlink:label="loc_us-gaap_SubsequentEventsTextBlock_18FD218A17C1B12CB0F0DA6302C6875A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventsTextBlock_18FD218A17C1B12CB0F0DA6302C6875A" xlink:to="lab_us-gaap_SubsequentEventsTextBlock_18FD218A17C1B12CB0F0DA6302C6875A" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferred1_DCF02FC99B6ED028340DDA313AFF66C5_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferred1_DCF02FC99B6ED028340DDA313AFF66C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Consideration Transferred</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferred1_DCF02FC99B6ED028340DDA313AFF66C5_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferred1_DCF02FC99B6ED028340DDA313AFF66C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Consideration Transferred</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferred1" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferred1_DCF02FC99B6ED028340DDA313AFF66C5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationConsiderationTransferred1_DCF02FC99B6ED028340DDA313AFF66C5" xlink:to="lab_us-gaap_BusinessCombinationConsiderationTransferred1_DCF02FC99B6ED028340DDA313AFF66C5" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquireBusinessesGross_10D83DD45812E74FCE58DA313AFFC53C_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesGross_10D83DD45812E74FCE58DA313AFFC53C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition, Cost of Acquired Entity, Cash Paid</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquireBusinessesGross_10D83DD45812E74FCE58DA313AFFC53C_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesGross_10D83DD45812E74FCE58DA313AFFC53C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Businesses, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_10D83DD45812E74FCE58DA313AFFC53C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesGross_10D83DD45812E74FCE58DA313AFFC53C" xlink:to="lab_us-gaap_PaymentsToAcquireBusinessesGross_10D83DD45812E74FCE58DA313AFFC53C" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1_AFB3804B0B16060358DCDA313AFF8DF8_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1_AFB3804B0B16060358DCDA313AFF8DF8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1_AFB3804B0B16060358DCDA313AFF8DF8_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1_AFB3804B0B16060358DCDA313AFF8DF8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1" xlink:label="loc_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1_AFB3804B0B16060358DCDA313AFF8DF8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1_AFB3804B0B16060358DCDA313AFF8DF8" xlink:to="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeFairValue1_AFB3804B0B16060358DCDA313AFF8DF8" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferredOther1_C96F177882366CEAC35CDA313AFF94E6_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferredOther1_C96F177882366CEAC35CDA313AFF94E6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair value of previously held cost-method investment transferred</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationConsiderationTransferredOther1_C96F177882366CEAC35CDA313AFF94E6_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationConsiderationTransferredOther1_C96F177882366CEAC35CDA313AFF94E6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Consideration Transferred, Other</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredOther1" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferredOther1_C96F177882366CEAC35CDA313AFF94E6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationConsiderationTransferredOther1_C96F177882366CEAC35CDA313AFF94E6" xlink:to="lab_us-gaap_BusinessCombinationConsiderationTransferredOther1_C96F177882366CEAC35CDA313AFF94E6" xlink:type="arc" />
    <link:label id="lab_us-gaap_Goodwill_D115569875737A3862B5DA313AFF66ED_verboseLabel_en-US" xlink:label="lab_us-gaap_Goodwill_D115569875737A3862B5DA313AFF66ED" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Value allocated to goodwill</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_D115569875737A3862B5DA313AFF66ED" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_D115569875737A3862B5DA313AFF66ED" xlink:to="lab_us-gaap_Goodwill_D115569875737A3862B5DA313AFF66ED" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain_06542C4B2DF3B3217C11DA313AFF8119_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain_06542C4B2DF3B3217C11DA313AFF8119" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gain recognized during period upon fair value re-measurement of interest held</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain_06542C4B2DF3B3217C11DA313AFF8119_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain_06542C4B2DF3B3217C11DA313AFF8119" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain" xlink:label="loc_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain_06542C4B2DF3B3217C11DA313AFF8119" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain_06542C4B2DF3B3217C11DA313AFF8119" xlink:to="lab_us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain_06542C4B2DF3B3217C11DA313AFF8119" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_2D7FB7B5724440ECDDCDB415FEA06533_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_2D7FB7B5724440ECDDCDB415FEA06533" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financial Assets and Liabilities Measured at Fair Value on Recurring Basis</link:label>
    <link:label id="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_2D7FB7B5724440ECDDCDB415FEA06533_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_2D7FB7B5724440ECDDCDB415FEA06533" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_2D7FB7B5724440ECDDCDB415FEA06533" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_2D7FB7B5724440ECDDCDB415FEA06533" xlink:to="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_2D7FB7B5724440ECDDCDB415FEA06533" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsAbstract_99CF664B92E1B5116F52CE9FF7DD2BFA_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsAbstract_99CF664B92E1B5116F52CE9FF7DD2BFA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">ASSETS</link:label>
    <link:label id="lab_us-gaap_AssetsAbstract_99CF664B92E1B5116F52CE9FF7DD2BFA_label_en-US" xlink:label="lab_us-gaap_AssetsAbstract_99CF664B92E1B5116F52CE9FF7DD2BFA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_99CF664B92E1B5116F52CE9FF7DD2BFA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsAbstract_99CF664B92E1B5116F52CE9FF7DD2BFA" xlink:to="lab_us-gaap_AssetsAbstract_99CF664B92E1B5116F52CE9FF7DD2BFA" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsCurrentAbstract_4D2F9C5C3B9AA21B1CE2CE9FF7DDD668_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_4D2F9C5C3B9AA21B1CE2CE9FF7DDD668" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current assets:</link:label>
    <link:label id="lab_us-gaap_AssetsCurrentAbstract_4D2F9C5C3B9AA21B1CE2CE9FF7DDD668_label_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_4D2F9C5C3B9AA21B1CE2CE9FF7DDD668" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets, Current [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_us-gaap_AssetsCurrentAbstract_4D2F9C5C3B9AA21B1CE2CE9FF7DDD668" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrentAbstract_4D2F9C5C3B9AA21B1CE2CE9FF7DDD668" xlink:to="lab_us-gaap_AssetsCurrentAbstract_4D2F9C5C3B9AA21B1CE2CE9FF7DDD668" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_3DE46B222B962CE747D3CE9FF7DD2159_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_3DE46B222B962CE747D3CE9FF7DD2159" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_3DE46B222B962CE747D3CE9FF7DD2159" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_3DE46B222B962CE747D3CE9FF7DD2159" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_3DE46B222B962CE747D3CE9FF7DD2159" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecurities_105F23B7B050DE4E37E5CE9FF7DD6A60_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecurities_105F23B7B050DE4E37E5CE9FF7DD6A60" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Short-term investments</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecurities_105F23B7B050DE4E37E5CE9FF7DD6A60_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecurities_105F23B7B050DE4E37E5CE9FF7DD6A60" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecurities" xlink:label="loc_us-gaap_AvailableForSaleSecurities_105F23B7B050DE4E37E5CE9FF7DD6A60" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecurities_105F23B7B050DE4E37E5CE9FF7DD6A60" xlink:to="lab_us-gaap_AvailableForSaleSecurities_105F23B7B050DE4E37E5CE9FF7DD6A60" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountsReceivableNetCurrent_E354CEE690EA6FCC8750CE9FF7DD0D1F_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_E354CEE690EA6FCC8750CE9FF7DD0D1F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accounts receivable, net</link:label>
    <link:label id="lab_us-gaap_AccountsReceivableNetCurrent_E354CEE690EA6FCC8750CE9FF7DD0D1F_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_E354CEE690EA6FCC8750CE9FF7DD0D1F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounts Receivable, Net, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_E354CEE690EA6FCC8750CE9FF7DD0D1F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_E354CEE690EA6FCC8750CE9FF7DD0D1F" xlink:to="lab_us-gaap_AccountsReceivableNetCurrent_E354CEE690EA6FCC8750CE9FF7DD0D1F" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryNet_953905823AFE55C40ADACE9FF7DD5CB0_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryNet_953905823AFE55C40ADACE9FF7DD5CB0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Inventories</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaap_InventoryNet_953905823AFE55C40ADACE9FF7DD5CB0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryNet_953905823AFE55C40ADACE9FF7DD5CB0" xlink:to="lab_us-gaap_InventoryNet_953905823AFE55C40ADACE9FF7DD5CB0" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherAssetsCurrent_BCC8FFC34B9E197F473FCE9FF7DDCA51_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent_BCC8FFC34B9E197F473FCE9FF7DDCA51" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other current assets</link:label>
    <link:label id="lab_us-gaap_OtherAssetsCurrent_BCC8FFC34B9E197F473FCE9FF7DDCA51_label_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent_BCC8FFC34B9E197F473FCE9FF7DDCA51" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Assets, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_us-gaap_OtherAssetsCurrent_BCC8FFC34B9E197F473FCE9FF7DDCA51" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsCurrent_BCC8FFC34B9E197F473FCE9FF7DDCA51" xlink:to="lab_us-gaap_OtherAssetsCurrent_BCC8FFC34B9E197F473FCE9FF7DDCA51" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsCurrent_E0734BFC7F71075B52C3CE9FF7DD5924_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrent_E0734BFC7F71075B52C3CE9FF7DD5924" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total current assets</link:label>
    <link:label id="lab_us-gaap_AssetsCurrent_E0734BFC7F71075B52C3CE9FF7DD5924_label_en-US" xlink:label="lab_us-gaap_AssetsCurrent_E0734BFC7F71075B52C3CE9FF7DD5924" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_E0734BFC7F71075B52C3CE9FF7DD5924" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrent_E0734BFC7F71075B52C3CE9FF7DD5924" xlink:to="lab_us-gaap_AssetsCurrent_E0734BFC7F71075B52C3CE9FF7DD5924" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_FD4291C9F92B934F82B4CE9FF7DD5CE5_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_FD4291C9F92B934F82B4CE9FF7DD5CE5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Property, plant and equipment, net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_FD4291C9F92B934F82B4CE9FF7DD5CE5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_FD4291C9F92B934F82B4CE9FF7DD5CE5" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNet_FD4291C9F92B934F82B4CE9FF7DD5CE5" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherIntangibleAssetsNet_A872A9DD1526B967D113CE9FF7DD9A8F_terseLabel_en-US" xlink:label="lab_us-gaap_OtherIntangibleAssetsNet_A872A9DD1526B967D113CE9FF7DD9A8F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other intangible assets, net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherIntangibleAssetsNet" xlink:label="loc_us-gaap_OtherIntangibleAssetsNet_A872A9DD1526B967D113CE9FF7DD9A8F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherIntangibleAssetsNet_A872A9DD1526B967D113CE9FF7DD9A8F" xlink:to="lab_us-gaap_OtherIntangibleAssetsNet_A872A9DD1526B967D113CE9FF7DD9A8F" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherAssetsNoncurrent_BA9D8965DCC01D8A8D47CE9FF7DDA0DE_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_BA9D8965DCC01D8A8D47CE9FF7DDA0DE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other non-current assets</link:label>
    <link:label id="lab_us-gaap_OtherAssetsNoncurrent_BA9D8965DCC01D8A8D47CE9FF7DDA0DE_label_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_BA9D8965DCC01D8A8D47CE9FF7DDA0DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Assets, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_BA9D8965DCC01D8A8D47CE9FF7DDA0DE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_BA9D8965DCC01D8A8D47CE9FF7DDA0DE" xlink:to="lab_us-gaap_OtherAssetsNoncurrent_BA9D8965DCC01D8A8D47CE9FF7DDA0DE" xlink:type="arc" />
    <link:label id="lab_us-gaap_Assets_F10EC54B0703A90322B7CE9FF7DDA92A_totalLabel_en-US" xlink:label="lab_us-gaap_Assets_F10EC54B0703A90322B7CE9FF7DDA92A" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total assets</link:label>
    <link:label id="lab_us-gaap_Assets_F10EC54B0703A90322B7CE9FF7DDA92A_label_en-US" xlink:label="lab_us-gaap_Assets_F10EC54B0703A90322B7CE9FF7DDA92A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_F10EC54B0703A90322B7CE9FF7DDA92A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Assets_F10EC54B0703A90322B7CE9FF7DDA92A" xlink:to="lab_us-gaap_Assets_F10EC54B0703A90322B7CE9FF7DDA92A" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_AD5A75F01D673A86C9E7CE9FF7DD3F47_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_AD5A75F01D673A86C9E7CE9FF7DD3F47" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">LIABILITIES AND SHAREHOLDERS' EQUITY</link:label>
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_AD5A75F01D673A86C9E7CE9FF7DD3F47_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_AD5A75F01D673A86C9E7CE9FF7DD3F47" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities and Equity [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_AD5A75F01D673A86C9E7CE9FF7DD3F47" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_AD5A75F01D673A86C9E7CE9FF7DD3F47" xlink:to="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_AD5A75F01D673A86C9E7CE9FF7DD3F47" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_00FCE618913993EDC25FCE9FF7DD585F_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_00FCE618913993EDC25FCE9FF7DD585F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current liabilities:</link:label>
    <link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_00FCE618913993EDC25FCE9FF7DD585F_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_00FCE618913993EDC25FCE9FF7DD585F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities, Current [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_00FCE618913993EDC25FCE9FF7DD585F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_00FCE618913993EDC25FCE9FF7DD585F" xlink:to="lab_us-gaap_LiabilitiesCurrentAbstract_00FCE618913993EDC25FCE9FF7DD585F" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountsPayableCurrent_41E57FA81CF5D05DBB39CE9FF7DD3F9E_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_41E57FA81CF5D05DBB39CE9FF7DD3F9E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accounts payable</link:label>
    <link:label id="lab_us-gaap_AccountsPayableCurrent_41E57FA81CF5D05DBB39CE9FF7DD3F9E_label_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_41E57FA81CF5D05DBB39CE9FF7DD3F9E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounts Payable, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_us-gaap_AccountsPayableCurrent_41E57FA81CF5D05DBB39CE9FF7DD3F9E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsPayableCurrent_41E57FA81CF5D05DBB39CE9FF7DD3F9E" xlink:to="lab_us-gaap_AccountsPayableCurrent_41E57FA81CF5D05DBB39CE9FF7DD3F9E" xlink:type="arc" />
    <link:label id="lab_wdc_ArbitrationAwardReserve_CAB351F2592DF3A166CECE9FF7DDF58B_verboseLabel_en-US" xlink:label="lab_wdc_ArbitrationAwardReserve_CAB351F2592DF3A166CECE9FF7DDF58B" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Accrued arbitration award</link:label>
    <link:label id="lab_wdc_ArbitrationAwardReserve_CAB351F2592DF3A166CECE9FF7DDF58B_label_en-US" xlink:label="lab_wdc_ArbitrationAwardReserve_CAB351F2592DF3A166CECE9FF7DDF58B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Arbitration Award Reserve</link:label>
    <link:label id="lab_wdc_ArbitrationAwardReserve_CAB351F2592DF3A166CECE9FF7DDF58B_documentation_en-US" xlink:label="lab_wdc_ArbitrationAwardReserve_CAB351F2592DF3A166CECE9FF7DDF58B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of reserve on the balance sheet as of quarter end related to the arbitration award.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ArbitrationAwardReserve" xlink:label="loc_wdc_ArbitrationAwardReserve_CAB351F2592DF3A166CECE9FF7DDF58B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ArbitrationAwardReserve_CAB351F2592DF3A166CECE9FF7DDF58B" xlink:to="lab_wdc_ArbitrationAwardReserve_CAB351F2592DF3A166CECE9FF7DDF58B" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccruedLiabilitiesCurrent_6DAC14A3AF567E006027CE9FF7DDB6A9_terseLabel_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrent_6DAC14A3AF567E006027CE9FF7DDB6A9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued expenses</link:label>
    <link:label id="lab_us-gaap_AccruedLiabilitiesCurrent_6DAC14A3AF567E006027CE9FF7DDB6A9_label_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrent_6DAC14A3AF567E006027CE9FF7DDB6A9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accrued Liabilities, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_6DAC14A3AF567E006027CE9FF7DDB6A9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_6DAC14A3AF567E006027CE9FF7DDB6A9" xlink:to="lab_us-gaap_AccruedLiabilitiesCurrent_6DAC14A3AF567E006027CE9FF7DDB6A9" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_814F4A61D61ECD1255ECCE9FF7DDC869_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_814F4A61D61ECD1255ECCE9FF7DDC869" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued compensation</link:label>
    <link:label id="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_814F4A61D61ECD1255ECCE9FF7DDC869_label_en-US" xlink:label="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_814F4A61D61ECD1255ECCE9FF7DDC869" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employee-related Liabilities, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_814F4A61D61ECD1255ECCE9FF7DDC869" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_814F4A61D61ECD1255ECCE9FF7DDC869" xlink:to="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_814F4A61D61ECD1255ECCE9FF7DDC869" xlink:type="arc" />
    <link:label id="lab_wdc_AccruedShortTermWarranty_4B38EB9453F58183EBFACE9FF7DD053D_terseLabel_en-US" xlink:label="lab_wdc_AccruedShortTermWarranty_4B38EB9453F58183EBFACE9FF7DD053D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued warranty</link:label>
    <link:label id="lab_wdc_AccruedShortTermWarranty_4B38EB9453F58183EBFACE9FF7DD053D_label_en-US" xlink:label="lab_wdc_AccruedShortTermWarranty_4B38EB9453F58183EBFACE9FF7DD053D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accrued Short-Term Warranty</link:label>
    <link:label id="lab_wdc_AccruedShortTermWarranty_4B38EB9453F58183EBFACE9FF7DD053D_documentation_en-US" xlink:label="lab_wdc_AccruedShortTermWarranty_4B38EB9453F58183EBFACE9FF7DD053D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The carrying value as of the balance sheet date for estimated warranty costs included within short-term liabilities.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_AccruedShortTermWarranty" xlink:label="loc_wdc_AccruedShortTermWarranty_4B38EB9453F58183EBFACE9FF7DD053D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_AccruedShortTermWarranty_4B38EB9453F58183EBFACE9FF7DD053D" xlink:to="lab_wdc_AccruedShortTermWarranty_4B38EB9453F58183EBFACE9FF7DD053D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShortTermBorrowings_C6F873DD448CDB56F6E1CE9FF7DD51A8_terseLabel_en-US" xlink:label="lab_us-gaap_ShortTermBorrowings_C6F873DD448CDB56F6E1CE9FF7DD51A8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revolving Credit Facility</link:label>
    <link:label id="lab_us-gaap_ShortTermBorrowings_C6F873DD448CDB56F6E1CE9FF7DD51A8_label_en-US" xlink:label="lab_us-gaap_ShortTermBorrowings_C6F873DD448CDB56F6E1CE9FF7DD51A8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Short-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShortTermBorrowings" xlink:label="loc_us-gaap_ShortTermBorrowings_C6F873DD448CDB56F6E1CE9FF7DD51A8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShortTermBorrowings_C6F873DD448CDB56F6E1CE9FF7DD51A8" xlink:to="lab_us-gaap_ShortTermBorrowings_C6F873DD448CDB56F6E1CE9FF7DD51A8" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtCurrent_BA402D92652B75752EEACE9FF7DD7A8E_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent_BA402D92652B75752EEACE9FF7DD7A8E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current portion of long-term debt</link:label>
    <link:label id="lab_us-gaap_LongTermDebtCurrent_BA402D92652B75752EEACE9FF7DD7A8E_label_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent_BA402D92652B75752EEACE9FF7DD7A8E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Current Maturities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="loc_us-gaap_LongTermDebtCurrent_BA402D92652B75752EEACE9FF7DD7A8E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtCurrent_BA402D92652B75752EEACE9FF7DD7A8E" xlink:to="lab_us-gaap_LongTermDebtCurrent_BA402D92652B75752EEACE9FF7DD7A8E" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesCurrent_7A2A14F2D86771AE54C1CE9FF7DDBC3B_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_7A2A14F2D86771AE54C1CE9FF7DDBC3B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total current liabilities</link:label>
    <link:label id="lab_us-gaap_LiabilitiesCurrent_7A2A14F2D86771AE54C1CE9FF7DDBC3B_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_7A2A14F2D86771AE54C1CE9FF7DDBC3B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_7A2A14F2D86771AE54C1CE9FF7DDBC3B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrent_7A2A14F2D86771AE54C1CE9FF7DDBC3B" xlink:to="lab_us-gaap_LiabilitiesCurrent_7A2A14F2D86771AE54C1CE9FF7DDBC3B" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtNoncurrent_46D8E277267BDB1D597ACE9FF7DDDEE3_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_46D8E277267BDB1D597ACE9FF7DDDEE3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term debt</link:label>
    <link:label id="lab_us-gaap_LongTermDebtNoncurrent_46D8E277267BDB1D597ACE9FF7DDDEE3_label_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_46D8E277267BDB1D597ACE9FF7DDDEE3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Excluding Current Maturities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_46D8E277267BDB1D597ACE9FF7DDDEE3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtNoncurrent_46D8E277267BDB1D597ACE9FF7DDDEE3" xlink:to="lab_us-gaap_LongTermDebtNoncurrent_46D8E277267BDB1D597ACE9FF7DDDEE3" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_90C4BC2A981A51A4E5C5CE9FF7DDE800_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_90C4BC2A981A51A4E5C5CE9FF7DDE800" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other liabilities</link:label>
    <link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_90C4BC2A981A51A4E5C5CE9FF7DDE800_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_90C4BC2A981A51A4E5C5CE9FF7DDE800" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Liabilities, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_90C4BC2A981A51A4E5C5CE9FF7DDE800" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_90C4BC2A981A51A4E5C5CE9FF7DDE800" xlink:to="lab_us-gaap_OtherLiabilitiesNoncurrent_90C4BC2A981A51A4E5C5CE9FF7DDE800" xlink:type="arc" />
    <link:label id="lab_us-gaap_Liabilities_5AFEC6BE5ED148D6EC1ACE9FF7DD4158_totalLabel_en-US" xlink:label="lab_us-gaap_Liabilities_5AFEC6BE5ED148D6EC1ACE9FF7DD4158" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total liabilities</link:label>
    <link:label id="lab_us-gaap_Liabilities_5AFEC6BE5ED148D6EC1ACE9FF7DD4158_label_en-US" xlink:label="lab_us-gaap_Liabilities_5AFEC6BE5ED148D6EC1ACE9FF7DD4158" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_us-gaap_Liabilities_5AFEC6BE5ED148D6EC1ACE9FF7DD4158" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Liabilities_5AFEC6BE5ED148D6EC1ACE9FF7DD4158" xlink:to="lab_us-gaap_Liabilities_5AFEC6BE5ED148D6EC1ACE9FF7DD4158" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommitmentsAndContingencies_08DC4E8559332F927693CE9FF7DD5687_terseLabel_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingencies_08DC4E8559332F927693CE9FF7DD5687" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commitments and contingencies (Notes 4 and 5)</link:label>
    <link:label id="lab_us-gaap_CommitmentsAndContingencies_08DC4E8559332F927693CE9FF7DD5687_label_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingencies_08DC4E8559332F927693CE9FF7DD5687" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commitments and Contingencies</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="loc_us-gaap_CommitmentsAndContingencies_08DC4E8559332F927693CE9FF7DD5687" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommitmentsAndContingencies_08DC4E8559332F927693CE9FF7DD5687" xlink:to="lab_us-gaap_CommitmentsAndContingencies_08DC4E8559332F927693CE9FF7DD5687" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityAbstract_8DBC353DEDAB8B2856EBCE9FF7DD403C_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityAbstract_8DBC353DEDAB8B2856EBCE9FF7DD403C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Shareholders' equity:</link:label>
    <link:label id="lab_us-gaap_StockholdersEquityAbstract_8DBC353DEDAB8B2856EBCE9FF7DD403C_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityAbstract_8DBC353DEDAB8B2856EBCE9FF7DD403C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity Attributable to Parent [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="loc_us-gaap_StockholdersEquityAbstract_8DBC353DEDAB8B2856EBCE9FF7DD403C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityAbstract_8DBC353DEDAB8B2856EBCE9FF7DD403C" xlink:to="lab_us-gaap_StockholdersEquityAbstract_8DBC353DEDAB8B2856EBCE9FF7DD403C" xlink:type="arc" />
    <link:label id="lab_wdc_PreferredStockValues_038B67B392A1F6ED513DCE9FF7DD6F91_terseLabel_en-US" xlink:label="lab_wdc_PreferredStockValues_038B67B392A1F6ED513DCE9FF7DD6F91" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Preferred stock, $.01 par value; authorized &#8212; 5 shares; issued and outstanding &#8212; none</link:label>
    <link:label id="lab_wdc_PreferredStockValues_038B67B392A1F6ED513DCE9FF7DD6F91_label_en-US" xlink:label="lab_wdc_PreferredStockValues_038B67B392A1F6ED513DCE9FF7DD6F91" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Preferred Stock Values</link:label>
    <link:label id="lab_wdc_PreferredStockValues_038B67B392A1F6ED513DCE9FF7DD6F91_documentation_en-US" xlink:label="lab_wdc_PreferredStockValues_038B67B392A1F6ED513DCE9FF7DD6F91" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Dollar value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) whether issued at par value, no par or stated value. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_PreferredStockValues" xlink:label="loc_wdc_PreferredStockValues_038B67B392A1F6ED513DCE9FF7DD6F91" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_PreferredStockValues_038B67B392A1F6ED513DCE9FF7DD6F91" xlink:to="lab_wdc_PreferredStockValues_038B67B392A1F6ED513DCE9FF7DD6F91" xlink:type="arc" />
    <link:label id="lab_wdc_CommonStockValues_8A8384BD033A6E997859CE9FF7DD23AC_terseLabel_en-US" xlink:label="lab_wdc_CommonStockValues_8A8384BD033A6E997859CE9FF7DD23AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common stock, $.01 par value; authorized &#8212; 450 shares; issued &#8212; 261 shares; outstanding &#8212; 231 and 230 shares, respectively</link:label>
    <link:label id="lab_wdc_CommonStockValues_8A8384BD033A6E997859CE9FF7DD23AC_label_en-US" xlink:label="lab_wdc_CommonStockValues_8A8384BD033A6E997859CE9FF7DD23AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock Values</link:label>
    <link:label id="lab_wdc_CommonStockValues_8A8384BD033A6E997859CE9FF7DD23AC_documentation_en-US" xlink:label="lab_wdc_CommonStockValues_8A8384BD033A6E997859CE9FF7DD23AC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Dollar value of issued common stock whether issued at par value, no par or stated value. Note: elements for number of common shares, par value and other disclosure concepts are in another section within stockholders' equity.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_CommonStockValues" xlink:label="loc_wdc_CommonStockValues_8A8384BD033A6E997859CE9FF7DD23AC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_CommonStockValues_8A8384BD033A6E997859CE9FF7DD23AC" xlink:to="lab_wdc_CommonStockValues_8A8384BD033A6E997859CE9FF7DD23AC" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdditionalPaidInCapital_3D5C4455E1D5BDEF4BB2CE9FF7DD04CD_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapital_3D5C4455E1D5BDEF4BB2CE9FF7DD04CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additional paid-in capital</link:label>
    <link:label id="lab_us-gaap_AdditionalPaidInCapital_3D5C4455E1D5BDEF4BB2CE9FF7DD04CD_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapital_3D5C4455E1D5BDEF4BB2CE9FF7DD04CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Additional Paid in Capital</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="loc_us-gaap_AdditionalPaidInCapital_3D5C4455E1D5BDEF4BB2CE9FF7DD04CD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdditionalPaidInCapital_3D5C4455E1D5BDEF4BB2CE9FF7DD04CD" xlink:to="lab_us-gaap_AdditionalPaidInCapital_3D5C4455E1D5BDEF4BB2CE9FF7DD04CD" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_B2DC3B27472181037722CE9FF7DDC7F3_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_B2DC3B27472181037722CE9FF7DDC7F3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated other comprehensive income (loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_B2DC3B27472181037722CE9FF7DDC7F3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_B2DC3B27472181037722CE9FF7DDC7F3" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_B2DC3B27472181037722CE9FF7DDC7F3" xlink:type="arc" />
    <link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_16C73F8B259233515A9BCE9FF7DD149C_terseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit_16C73F8B259233515A9BCE9FF7DD149C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Retained earnings</link:label>
    <link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_16C73F8B259233515A9BCE9FF7DD149C_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit_16C73F8B259233515A9BCE9FF7DD149C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Retained Earnings (Accumulated Deficit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_16C73F8B259233515A9BCE9FF7DD149C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetainedEarningsAccumulatedDeficit_16C73F8B259233515A9BCE9FF7DD149C" xlink:to="lab_us-gaap_RetainedEarningsAccumulatedDeficit_16C73F8B259233515A9BCE9FF7DD149C" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockValue_0FFF2717B5D9E0E91BB4CE9FF7DD4F91_negatedLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValue_0FFF2717B5D9E0E91BB4CE9FF7DD4F91" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Treasury stock &#8212; common shares at cost; 30 and 31 shares, respectively</link:label>
    <link:label id="lab_us-gaap_TreasuryStockValue_0FFF2717B5D9E0E91BB4CE9FF7DD4F91_label_en-US" xlink:label="lab_us-gaap_TreasuryStockValue_0FFF2717B5D9E0E91BB4CE9FF7DD4F91" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_TreasuryStockValue" xlink:label="loc_us-gaap_TreasuryStockValue_0FFF2717B5D9E0E91BB4CE9FF7DD4F91" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockValue_0FFF2717B5D9E0E91BB4CE9FF7DD4F91" xlink:to="lab_us-gaap_TreasuryStockValue_0FFF2717B5D9E0E91BB4CE9FF7DD4F91" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquity_66D98F142DCFE4E0AEC6CE9FF7DD2E01_totalLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquity_66D98F142DCFE4E0AEC6CE9FF7DD2E01" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total shareholders' equity</link:label>
    <link:label id="lab_us-gaap_StockholdersEquity_66D98F142DCFE4E0AEC6CE9FF7DD2E01_label_en-US" xlink:label="lab_us-gaap_StockholdersEquity_66D98F142DCFE4E0AEC6CE9FF7DD2E01" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity Attributable to Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_66D98F142DCFE4E0AEC6CE9FF7DD2E01" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquity_66D98F142DCFE4E0AEC6CE9FF7DD2E01" xlink:to="lab_us-gaap_StockholdersEquity_66D98F142DCFE4E0AEC6CE9FF7DD2E01" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_E7F3742192AD003AD1FFCE9FF7DDF039_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity_E7F3742192AD003AD1FFCE9FF7DDF039" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total liabilities and shareholders' equity</link:label>
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_E7F3742192AD003AD1FFCE9FF7DDF039_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity_E7F3742192AD003AD1FFCE9FF7DDF039" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities and Equity</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_E7F3742192AD003AD1FFCE9FF7DDF039" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_E7F3742192AD003AD1FFCE9FF7DDF039" xlink:to="lab_us-gaap_LiabilitiesAndStockholdersEquity_E7F3742192AD003AD1FFCE9FF7DDF039" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_F97C9F5F83ABC334E84EB415FDFC5D66_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_F97C9F5F83ABC334E84EB415FDFC5D66" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employee Termination Benefits and Other Charges</link:label>
    <link:label id="lab_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_F97C9F5F83ABC334E84EB415FDFC5D66_label_en-US" xlink:label="lab_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_F97C9F5F83ABC334E84EB415FDFC5D66" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring and Related Activities Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock" xlink:label="loc_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_F97C9F5F83ABC334E84EB415FDFC5D66" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_F97C9F5F83ABC334E84EB415FDFC5D66" xlink:to="lab_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_F97C9F5F83ABC334E84EB415FDFC5D66" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_BED9F314FD26FCF740E2CEA06750CD01_label_en-US" xlink:label="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_BED9F314FD26FCF740E2CEA06750CD01" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Comprehensive Income [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_BED9F314FD26FCF740E2CEA06750CD01" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_BED9F314FD26FCF740E2CEA06750CD01" xlink:to="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_BED9F314FD26FCF740E2CEA06750CD01" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_DD315CDEF59DCFA1EDC2CEA06751314E_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_DD315CDEF59DCFA1EDC2CEA06751314E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other comprehensive income (loss), net of tax:</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_DD315CDEF59DCFA1EDC2CEA06751314E_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_DD315CDEF59DCFA1EDC2CEA06751314E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Net of Tax [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_DD315CDEF59DCFA1EDC2CEA06751314E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_DD315CDEF59DCFA1EDC2CEA06751314E" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_DD315CDEF59DCFA1EDC2CEA06751314E" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax_82ABFBB793EC4C0B0397CEA067512E75_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax_82ABFBB793EC4C0B0397CEA067512E75" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net unrealized gains (losses) on cash flow hedges</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax_82ABFBB793EC4C0B0397CEA067512E75_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax_82ABFBB793EC4C0B0397CEA067512E75" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax_82ABFBB793EC4C0B0397CEA067512E75" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax_82ABFBB793EC4C0B0397CEA067512E75" xlink:to="lab_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax_82ABFBB793EC4C0B0397CEA067512E75" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_F2E1E8F4C3A556E4CE03CEA0675135BD_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_F2E1E8F4C3A556E4CE03CEA0675135BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net unrealized gains (losses) on available for sales securities</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_F2E1E8F4C3A556E4CE03CEA0675135BD_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_F2E1E8F4C3A556E4CE03CEA0675135BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_F2E1E8F4C3A556E4CE03CEA0675135BD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_F2E1E8F4C3A556E4CE03CEA0675135BD" xlink:to="lab_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_F2E1E8F4C3A556E4CE03CEA0675135BD" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_624E68F9E5D58B067360CEA0675142A0_negatedLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_624E68F9E5D58B067360CEA0675142A0" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Change in net actuarial gains</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_624E68F9E5D58B067360CEA0675142A0_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_624E68F9E5D58B067360CEA0675142A0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_624E68F9E5D58B067360CEA0675142A0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_624E68F9E5D58B067360CEA0675142A0" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_624E68F9E5D58B067360CEA0675142A0" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_F49E7FB7437D023E1488CEA06751A04E_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_F49E7FB7437D023E1488CEA06751A04E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_F49E7FB7437D023E1488CEA06751A04E_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_F49E7FB7437D023E1488CEA06751A04E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_F49E7FB7437D023E1488CEA06751A04E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_F49E7FB7437D023E1488CEA06751A04E" xlink:to="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_F49E7FB7437D023E1488CEA06751A04E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_9DC62D46D9748EC8EF24CEA067516C9D_totalLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_9DC62D46D9748EC8EF24CEA067516C9D" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total comprehensive income</link:label>
    <link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_9DC62D46D9748EC8EF24CEA067516C9D_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_9DC62D46D9748EC8EF24CEA067516C9D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_9DC62D46D9748EC8EF24CEA067516C9D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_9DC62D46D9748EC8EF24CEA067516C9D" xlink:to="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_9DC62D46D9748EC8EF24CEA067516C9D" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_AAB36A9045C38E23567FB415FE4D9621_label_en-US" xlink:label="lab_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_AAB36A9045C38E23567FB415FE4D9621" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounting Changes and Error Corrections [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccountingChangesAndErrorCorrectionsAbstract" xlink:label="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_AAB36A9045C38E23567FB415FE4D9621" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_AAB36A9045C38E23567FB415FE4D9621" xlink:to="lab_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_AAB36A9045C38E23567FB415FE4D9621" xlink:type="arc" />
    <link:label id="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_B5CB34529D0B34D79279B415FE4DAE0C_terseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_B5CB34529D0B34D79279B415FE4DAE0C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Recent Accounting Pronouncements</link:label>
    <link:label id="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_B5CB34529D0B34D79279B415FE4DAE0C_label_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_B5CB34529D0B34D79279B415FE4DAE0C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">New Accounting Pronouncements, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_B5CB34529D0B34D79279B415FE4DAE0C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_B5CB34529D0B34D79279B415FE4DAE0C" xlink:to="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_B5CB34529D0B34D79279B415FE4DAE0C" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationDisclosureTextBlock_4359A385D61127DC233CB415FE669550_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationDisclosureTextBlock_4359A385D61127DC233CB415FE669550" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Acquisitions</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationDisclosureTextBlock_4359A385D61127DC233CB415FE669550_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationDisclosureTextBlock_4359A385D61127DC233CB415FE669550" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationDisclosureTextBlock" xlink:label="loc_us-gaap_BusinessCombinationDisclosureTextBlock_4359A385D61127DC233CB415FE669550" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationDisclosureTextBlock_4359A385D61127DC233CB415FE669550" xlink:to="lab_us-gaap_BusinessCombinationDisclosureTextBlock_4359A385D61127DC233CB415FE669550" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_DCF890FAAF954E11255EB415FE70677F_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_DCF890FAAF954E11255EB415FE70677F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value and Balance Sheet Location of Contracts</link:label>
    <link:label id="lab_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_DCF890FAAF954E11255EB415FE70677F_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_DCF890FAAF954E11255EB415FE70677F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock" xlink:label="loc_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_DCF890FAAF954E11255EB415FE70677F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_DCF890FAAF954E11255EB415FE70677F" xlink:to="lab_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_DCF890FAAF954E11255EB415FE70677F" xlink:type="arc" />
    <link:label id="lab_wdc_OffsettingAssetsAndLiabilitiesTableTextBlock_1CBC755CF3698C489100B415FE700155_terseLabel_en-US" xlink:label="lab_wdc_OffsettingAssetsAndLiabilitiesTableTextBlock_1CBC755CF3698C489100B415FE700155" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Offsetting Assets and Liabilities [Table Text Block]</link:label>
    <link:label id="lab_wdc_OffsettingAssetsAndLiabilitiesTableTextBlock_1CBC755CF3698C489100B415FE700155_label_en-US" xlink:label="lab_wdc_OffsettingAssetsAndLiabilitiesTableTextBlock_1CBC755CF3698C489100B415FE700155" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Offsetting Assets and Liabilities [Table Text Block]</link:label>
    <link:label id="lab_wdc_OffsettingAssetsAndLiabilitiesTableTextBlock_1CBC755CF3698C489100B415FE700155_documentation_en-US" xlink:label="lab_wdc_OffsettingAssetsAndLiabilitiesTableTextBlock_1CBC755CF3698C489100B415FE700155" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Tabular disclosure of derivative and other financial assets and liabilities that are subject to offsetting, including master netting arrangements.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_OffsettingAssetsAndLiabilitiesTableTextBlock" xlink:label="loc_wdc_OffsettingAssetsAndLiabilitiesTableTextBlock_1CBC755CF3698C489100B415FE700155" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_OffsettingAssetsAndLiabilitiesTableTextBlock_1CBC755CF3698C489100B415FE700155" xlink:to="lab_wdc_OffsettingAssetsAndLiabilitiesTableTextBlock_1CBC755CF3698C489100B415FE700155" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_F09F622C17633B8B485FB415FE70EF8B_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_F09F622C17633B8B485FB415FE70EF8B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gains (Losses) of Derivatives in Cash Flow Hedging Relationships</link:label>
    <link:label id="lab_us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_F09F622C17633B8B485FB415FE70EF8B_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_F09F622C17633B8B485FB415FE70EF8B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instruments, Gain (Loss) [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock" xlink:label="loc_us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_F09F622C17633B8B485FB415FE70EF8B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_F09F622C17633B8B485FB415FE70EF8B" xlink:to="lab_us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_F09F622C17633B8B485FB415FE70EF8B" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_4C6569FB8BCF67EB048DB415FF0E5B61_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_4C6569FB8BCF67EB048DB415FF0E5B61" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Expected long-term rate of return on plan assets</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_4C6569FB8BCF67EB048DB415FF0E5B61_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_4C6569FB8BCF67EB048DB415FF0E5B61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Return on Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_4C6569FB8BCF67EB048DB415FF0E5B61" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_4C6569FB8BCF67EB048DB415FF0E5B61" xlink:to="lab_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_4C6569FB8BCF67EB048DB415FF0E5B61" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear_26AAABF002365DB4B569B415FF0E5F58_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear_26AAABF002365DB4B569B415FF0E5F58" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Expected contribution for pension plan</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear_26AAABF002365DB4B569B415FF0E5F58_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear_26AAABF002365DB4B569B415FF0E5F58" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear" xlink:label="loc_us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear_26AAABF002365DB4B569B415FF0E5F58" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear_26AAABF002365DB4B569B415FF0E5F58" xlink:to="lab_us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear_26AAABF002365DB4B569B415FF0E5F58" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingenciesTable_41E47BA4111FC482DA34ECD175D87E10_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingenciesTable_41E47BA4111FC482DA34ECD175D87E10" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss Contingencies [Table]</link:label>
    <link:label id="lab_us-gaap_LossContingenciesTable_41E47BA4111FC482DA34ECD175D87E10_label_en-US" xlink:label="lab_us-gaap_LossContingenciesTable_41E47BA4111FC482DA34ECD175D87E10" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingencies [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LossContingenciesTable" xlink:label="loc_us-gaap_LossContingenciesTable_41E47BA4111FC482DA34ECD175D87E10" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingenciesTable_41E47BA4111FC482DA34ECD175D87E10" xlink:to="lab_us-gaap_LossContingenciesTable_41E47BA4111FC482DA34ECD175D87E10" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_00E5921BF017CC6F2F85ECD963769052_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_00E5921BF017CC6F2F85ECD963769052" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss Contingency Nature [Axis]</link:label>
    <link:label id="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_00E5921BF017CC6F2F85ECD963769052_label_en-US" xlink:label="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_00E5921BF017CC6F2F85ECD963769052" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingency Nature [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LossContingenciesByNatureOfContingencyAxis" xlink:label="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_00E5921BF017CC6F2F85ECD963769052" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_00E5921BF017CC6F2F85ECD963769052" xlink:to="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_00E5921BF017CC6F2F85ECD963769052" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingencyNatureDomain_6DC84BA174A143F1E294ECDA353FC5CB_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingencyNatureDomain_6DC84BA174A143F1E294ECDA353FC5CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss Contingency, Nature [Domain]</link:label>
    <link:label id="lab_us-gaap_LossContingencyNatureDomain_6DC84BA174A143F1E294ECDA353FC5CB_label_en-US" xlink:label="lab_us-gaap_LossContingencyNatureDomain_6DC84BA174A143F1E294ECDA353FC5CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingency, Nature [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="loc_us-gaap_LossContingencyNatureDomain_6DC84BA174A143F1E294ECDA353FC5CB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingencyNatureDomain_6DC84BA174A143F1E294ECDA353FC5CB" xlink:to="lab_us-gaap_LossContingencyNatureDomain_6DC84BA174A143F1E294ECDA353FC5CB" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnfavorableRegulatoryActionMember_AD1C36828B3F984EAE12ECD9F0852FA6_terseLabel_en-US" xlink:label="lab_us-gaap_UnfavorableRegulatoryActionMember_AD1C36828B3F984EAE12ECD9F0852FA6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unfavorable Regulatory Action [Member]</link:label>
    <link:label id="lab_us-gaap_UnfavorableRegulatoryActionMember_AD1C36828B3F984EAE12ECD9F0852FA6_label_en-US" xlink:label="lab_us-gaap_UnfavorableRegulatoryActionMember_AD1C36828B3F984EAE12ECD9F0852FA6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unfavorable Regulatory Action [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnfavorableRegulatoryActionMember" xlink:label="loc_us-gaap_UnfavorableRegulatoryActionMember_AD1C36828B3F984EAE12ECD9F0852FA6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnfavorableRegulatoryActionMember_AD1C36828B3F984EAE12ECD9F0852FA6" xlink:to="lab_us-gaap_UnfavorableRegulatoryActionMember_AD1C36828B3F984EAE12ECD9F0852FA6" xlink:type="arc" />
    <link:label id="lab_us-gaap_LitigationStatusAxis_CAC8BB7E9767B45792E0ECD3A229F2DF_terseLabel_en-US" xlink:label="lab_us-gaap_LitigationStatusAxis_CAC8BB7E9767B45792E0ECD3A229F2DF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Litigation Status [Axis]</link:label>
    <link:label id="lab_us-gaap_LitigationStatusAxis_CAC8BB7E9767B45792E0ECD3A229F2DF_label_en-US" xlink:label="lab_us-gaap_LitigationStatusAxis_CAC8BB7E9767B45792E0ECD3A229F2DF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Litigation Status [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LitigationStatusAxis" xlink:label="loc_us-gaap_LitigationStatusAxis_CAC8BB7E9767B45792E0ECD3A229F2DF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LitigationStatusAxis_CAC8BB7E9767B45792E0ECD3A229F2DF" xlink:to="lab_us-gaap_LitigationStatusAxis_CAC8BB7E9767B45792E0ECD3A229F2DF" xlink:type="arc" />
    <link:label id="lab_us-gaap_LitigationStatusDomain_72582DD575465440DDC6ECD3A340EAB6_terseLabel_en-US" xlink:label="lab_us-gaap_LitigationStatusDomain_72582DD575465440DDC6ECD3A340EAB6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Litigation Status [Domain]</link:label>
    <link:label id="lab_us-gaap_LitigationStatusDomain_72582DD575465440DDC6ECD3A340EAB6_label_en-US" xlink:label="lab_us-gaap_LitigationStatusDomain_72582DD575465440DDC6ECD3A340EAB6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Litigation Status [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LitigationStatusDomain" xlink:label="loc_us-gaap_LitigationStatusDomain_72582DD575465440DDC6ECD3A340EAB6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LitigationStatusDomain_72582DD575465440DDC6ECD3A340EAB6" xlink:to="lab_us-gaap_LitigationStatusDomain_72582DD575465440DDC6ECD3A340EAB6" xlink:type="arc" />
    <link:label id="lab_us-gaap_JudicialRulingMember_18C520693049F11F32A9ECD3D6CE6133_terseLabel_en-US" xlink:label="lab_us-gaap_JudicialRulingMember_18C520693049F11F32A9ECD3D6CE6133" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Judicial Ruling [Member]</link:label>
    <link:label id="lab_us-gaap_JudicialRulingMember_18C520693049F11F32A9ECD3D6CE6133_label_en-US" xlink:label="lab_us-gaap_JudicialRulingMember_18C520693049F11F32A9ECD3D6CE6133" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Judicial Ruling [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_JudicialRulingMember" xlink:label="loc_us-gaap_JudicialRulingMember_18C520693049F11F32A9ECD3D6CE6133" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_JudicialRulingMember_18C520693049F11F32A9ECD3D6CE6133" xlink:to="lab_us-gaap_JudicialRulingMember_18C520693049F11F32A9ECD3D6CE6133" xlink:type="arc" />
    <link:label id="lab_us-gaap_LitigationCaseAxis_0D68D3A9579B9778A048ECD1A1538BC3_terseLabel_en-US" xlink:label="lab_us-gaap_LitigationCaseAxis_0D68D3A9579B9778A048ECD1A1538BC3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Litigation Case [Axis]</link:label>
    <link:label id="lab_us-gaap_LitigationCaseAxis_0D68D3A9579B9778A048ECD1A1538BC3_label_en-US" xlink:label="lab_us-gaap_LitigationCaseAxis_0D68D3A9579B9778A048ECD1A1538BC3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Litigation Case [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LitigationCaseAxis" xlink:label="loc_us-gaap_LitigationCaseAxis_0D68D3A9579B9778A048ECD1A1538BC3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LitigationCaseAxis_0D68D3A9579B9778A048ECD1A1538BC3" xlink:to="lab_us-gaap_LitigationCaseAxis_0D68D3A9579B9778A048ECD1A1538BC3" xlink:type="arc" />
    <link:label id="lab_us-gaap_LitigationCaseTypeDomain_E81EB0F89FC5AED24316ECD1A20D97D5_terseLabel_en-US" xlink:label="lab_us-gaap_LitigationCaseTypeDomain_E81EB0F89FC5AED24316ECD1A20D97D5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Litigation Case [Domain]</link:label>
    <link:label id="lab_us-gaap_LitigationCaseTypeDomain_E81EB0F89FC5AED24316ECD1A20D97D5_label_en-US" xlink:label="lab_us-gaap_LitigationCaseTypeDomain_E81EB0F89FC5AED24316ECD1A20D97D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Litigation Case [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LitigationCaseTypeDomain" xlink:label="loc_us-gaap_LitigationCaseTypeDomain_E81EB0F89FC5AED24316ECD1A20D97D5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_E81EB0F89FC5AED24316ECD1A20D97D5" xlink:to="lab_us-gaap_LitigationCaseTypeDomain_E81EB0F89FC5AED24316ECD1A20D97D5" xlink:type="arc" />
    <link:label id="lab_wdc_SeagateTechnologyLLCMember_BB5D018935D113982963ECD2F3F0CCBD_terseLabel_en-US" xlink:label="lab_wdc_SeagateTechnologyLLCMember_BB5D018935D113982963ECD2F3F0CCBD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Seagate Technology LLC [Member]</link:label>
    <link:label id="lab_wdc_SeagateTechnologyLLCMember_BB5D018935D113982963ECD2F3F0CCBD_label_en-US" xlink:label="lab_wdc_SeagateTechnologyLLCMember_BB5D018935D113982963ECD2F3F0CCBD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Seagate Technology LLC [Member]</link:label>
    <link:label id="lab_wdc_SeagateTechnologyLLCMember_BB5D018935D113982963ECD2F3F0CCBD_documentation_en-US" xlink:label="lab_wdc_SeagateTechnologyLLCMember_BB5D018935D113982963ECD2F3F0CCBD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Seagate Technology LLC [Member]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_SeagateTechnologyLLCMember" xlink:label="loc_wdc_SeagateTechnologyLLCMember_BB5D018935D113982963ECD2F3F0CCBD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_SeagateTechnologyLLCMember_BB5D018935D113982963ECD2F3F0CCBD" xlink:to="lab_wdc_SeagateTechnologyLLCMember_BB5D018935D113982963ECD2F3F0CCBD" xlink:type="arc" />
    <link:label id="lab_wdc_ZPMember_01C79452A2D1E3A559FDECD6760B0805_terseLabel_en-US" xlink:label="lab_wdc_ZPMember_01C79452A2D1E3A559FDECD6760B0805" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">ZP&#220; [Member]</link:label>
    <link:label id="lab_wdc_ZPMember_01C79452A2D1E3A559FDECD6760B0805_label_en-US" xlink:label="lab_wdc_ZPMember_01C79452A2D1E3A559FDECD6760B0805" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">ZP&#220; [Member]</link:label>
    <link:label id="lab_wdc_ZPMember_01C79452A2D1E3A559FDECD6760B0805_documentation_en-US" xlink:label="lab_wdc_ZPMember_01C79452A2D1E3A559FDECD6760B0805" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">ZP&#220; [Member]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ZPMember" xlink:label="loc_wdc_ZPMember_01C79452A2D1E3A559FDECD6760B0805" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ZPMember_01C79452A2D1E3A559FDECD6760B0805" xlink:to="lab_wdc_ZPMember_01C79452A2D1E3A559FDECD6760B0805" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingenciesLineItems_2330B0040AB32EFE15CAECD175D983F7_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingenciesLineItems_2330B0040AB32EFE15CAECD175D983F7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss Contingencies [Line Items]</link:label>
    <link:label id="lab_us-gaap_LossContingenciesLineItems_2330B0040AB32EFE15CAECD175D983F7_label_en-US" xlink:label="lab_us-gaap_LossContingenciesLineItems_2330B0040AB32EFE15CAECD175D983F7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingencies [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:label="loc_us-gaap_LossContingenciesLineItems_2330B0040AB32EFE15CAECD175D983F7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingenciesLineItems_2330B0040AB32EFE15CAECD175D983F7" xlink:to="lab_us-gaap_LossContingenciesLineItems_2330B0040AB32EFE15CAECD175D983F7" xlink:type="arc" />
    <link:label id="lab_wdc_ArbitrationAward_B77496E8FCAEED8FE6CFECD0A42C1182_terseLabel_en-US" xlink:label="lab_wdc_ArbitrationAward_B77496E8FCAEED8FE6CFECD0A42C1182" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Issued interim award against losses</link:label>
    <link:label id="lab_wdc_ArbitrationAward_B77496E8FCAEED8FE6CFECD0A42C1182_label_en-US" xlink:label="lab_wdc_ArbitrationAward_B77496E8FCAEED8FE6CFECD0A42C1182" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Arbitration Award</link:label>
    <link:label id="lab_wdc_ArbitrationAward_B77496E8FCAEED8FE6CFECD0A42C1182_documentation_en-US" xlink:label="lab_wdc_ArbitrationAward_B77496E8FCAEED8FE6CFECD0A42C1182" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of interim arbitration award entered in legal matter.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ArbitrationAward" xlink:label="loc_wdc_ArbitrationAward_B77496E8FCAEED8FE6CFECD0A42C1182" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ArbitrationAward_B77496E8FCAEED8FE6CFECD0A42C1182" xlink:to="lab_wdc_ArbitrationAward_B77496E8FCAEED8FE6CFECD0A42C1182" xlink:type="arc" />
    <link:label id="lab_wdc_ArbitrationAwardInterestRate_C18E770A7F67276543B3ECD0A42DC78D_terseLabel_en-US" xlink:label="lab_wdc_ArbitrationAwardInterestRate_C18E770A7F67276543B3ECD0A42DC78D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Statutory rate specified as pre-award interest rate</link:label>
    <link:label id="lab_wdc_ArbitrationAwardInterestRate_C18E770A7F67276543B3ECD0A42DC78D_label_en-US" xlink:label="lab_wdc_ArbitrationAwardInterestRate_C18E770A7F67276543B3ECD0A42DC78D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Arbitration Award Interest Rate</link:label>
    <link:label id="lab_wdc_ArbitrationAwardInterestRate_C18E770A7F67276543B3ECD0A42DC78D_documentation_en-US" xlink:label="lab_wdc_ArbitrationAwardInterestRate_C18E770A7F67276543B3ECD0A42DC78D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Rate at which arbitration award accrued interest.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ArbitrationAwardInterestRate" xlink:label="loc_wdc_ArbitrationAwardInterestRate_C18E770A7F67276543B3ECD0A42DC78D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ArbitrationAwardInterestRate_C18E770A7F67276543B3ECD0A42DC78D" xlink:to="lab_wdc_ArbitrationAwardInterestRate_C18E770A7F67276543B3ECD0A42DC78D" xlink:type="arc" />
    <link:label id="lab_wdc_PreJudgmentInterest_376817B66BCC58E98526ECD0A42D9FBF_terseLabel_en-US" xlink:label="lab_wdc_PreJudgmentInterest_376817B66BCC58E98526ECD0A42D9FBF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pre Judgment Interest</link:label>
    <link:label id="lab_wdc_PreJudgmentInterest_376817B66BCC58E98526ECD0A42D9FBF_label_en-US" xlink:label="lab_wdc_PreJudgmentInterest_376817B66BCC58E98526ECD0A42D9FBF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pre Judgment Interest</link:label>
    <link:label id="lab_wdc_PreJudgmentInterest_376817B66BCC58E98526ECD0A42D9FBF_documentation_en-US" xlink:label="lab_wdc_PreJudgmentInterest_376817B66BCC58E98526ECD0A42D9FBF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of interest accrued on the arbitration award before the judgment was given.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_PreJudgmentInterest" xlink:label="loc_wdc_PreJudgmentInterest_376817B66BCC58E98526ECD0A42D9FBF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_PreJudgmentInterest_376817B66BCC58E98526ECD0A42D9FBF" xlink:to="lab_wdc_PreJudgmentInterest_376817B66BCC58E98526ECD0A42D9FBF" xlink:type="arc" />
    <link:label id="lab_wdc_ArbitrationAwardPlusPreAwardInterest_361A4A83468BDE5CE294ECD0A42D0924_terseLabel_en-US" xlink:label="lab_wdc_ArbitrationAwardPlusPreAwardInterest_361A4A83468BDE5CE294ECD0A42D0924" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amount of total award issued by the arbitrator</link:label>
    <link:label id="lab_wdc_ArbitrationAwardPlusPreAwardInterest_361A4A83468BDE5CE294ECD0A42D0924_label_en-US" xlink:label="lab_wdc_ArbitrationAwardPlusPreAwardInterest_361A4A83468BDE5CE294ECD0A42D0924" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Arbitration Award Plus Pre Award Interest</link:label>
    <link:label id="lab_wdc_ArbitrationAwardPlusPreAwardInterest_361A4A83468BDE5CE294ECD0A42D0924_documentation_en-US" xlink:label="lab_wdc_ArbitrationAwardPlusPreAwardInterest_361A4A83468BDE5CE294ECD0A42D0924" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Total of arbitration award plus pre-award interest.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ArbitrationAwardPlusPreAwardInterest" xlink:label="loc_wdc_ArbitrationAwardPlusPreAwardInterest_361A4A83468BDE5CE294ECD0A42D0924" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ArbitrationAwardPlusPreAwardInterest_361A4A83468BDE5CE294ECD0A42D0924" xlink:to="lab_wdc_ArbitrationAwardPlusPreAwardInterest_361A4A83468BDE5CE294ECD0A42D0924" xlink:type="arc" />
    <link:label id="lab_wdc_ArbitrationAwardVacated_52C23611930C8CB16E66ECD0A42DF6F1_terseLabel_en-US" xlink:label="lab_wdc_ArbitrationAwardVacated_52C23611930C8CB16E66ECD0A42DF6F1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amount of total award issued by arbitrator vacated</link:label>
    <link:label id="lab_wdc_ArbitrationAwardVacated_52C23611930C8CB16E66ECD0A42DF6F1_label_en-US" xlink:label="lab_wdc_ArbitrationAwardVacated_52C23611930C8CB16E66ECD0A42DF6F1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Arbitration Award Vacated</link:label>
    <link:label id="lab_wdc_ArbitrationAwardVacated_52C23611930C8CB16E66ECD0A42DF6F1_documentation_en-US" xlink:label="lab_wdc_ArbitrationAwardVacated_52C23611930C8CB16E66ECD0A42DF6F1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of total award issued by arbitrator vacated.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ArbitrationAwardVacated" xlink:label="loc_wdc_ArbitrationAwardVacated_52C23611930C8CB16E66ECD0A42DF6F1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ArbitrationAwardVacated_52C23611930C8CB16E66ECD0A42DF6F1" xlink:to="lab_wdc_ArbitrationAwardVacated_52C23611930C8CB16E66ECD0A42DF6F1" xlink:type="arc" />
    <link:label id="lab_wdc_FinalArbitrationAward_9E2A9149D7409DEF509FECD0A42D5489_terseLabel_en-US" xlink:label="lab_wdc_FinalArbitrationAward_9E2A9149D7409DEF509FECD0A42D5489" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Final Arbitration Award</link:label>
    <link:label id="lab_wdc_FinalArbitrationAward_9E2A9149D7409DEF509FECD0A42D5489_label_en-US" xlink:label="lab_wdc_FinalArbitrationAward_9E2A9149D7409DEF509FECD0A42D5489" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Final Arbitration Award</link:label>
    <link:label id="lab_wdc_FinalArbitrationAward_9E2A9149D7409DEF509FECD0A42D5489_documentation_en-US" xlink:label="lab_wdc_FinalArbitrationAward_9E2A9149D7409DEF509FECD0A42D5489" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Final Arbitration Award Paid</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_FinalArbitrationAward" xlink:label="loc_wdc_FinalArbitrationAward_9E2A9149D7409DEF509FECD0A42D5489" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_FinalArbitrationAward_9E2A9149D7409DEF509FECD0A42D5489" xlink:to="lab_wdc_FinalArbitrationAward_9E2A9149D7409DEF509FECD0A42D5489" xlink:type="arc" />
    <link:label id="lab_wdc_DisputedPostAwardInterest_DADE7CA8C43896C55FE7ECD0A42D35C4_terseLabel_en-US" xlink:label="lab_wdc_DisputedPostAwardInterest_DADE7CA8C43896C55FE7ECD0A42D35C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disputed Post Award Interest</link:label>
    <link:label id="lab_wdc_DisputedPostAwardInterest_DADE7CA8C43896C55FE7ECD0A42D35C4_label_en-US" xlink:label="lab_wdc_DisputedPostAwardInterest_DADE7CA8C43896C55FE7ECD0A42D35C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disputed Post Award Interest</link:label>
    <link:label id="lab_wdc_DisputedPostAwardInterest_DADE7CA8C43896C55FE7ECD0A42D35C4_documentation_en-US" xlink:label="lab_wdc_DisputedPostAwardInterest_DADE7CA8C43896C55FE7ECD0A42D35C4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disputed Post Award Interest on the Arbitration Award</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_DisputedPostAwardInterest" xlink:label="loc_wdc_DisputedPostAwardInterest_DADE7CA8C43896C55FE7ECD0A42D35C4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_DisputedPostAwardInterest_DADE7CA8C43896C55FE7ECD0A42D35C4" xlink:to="lab_wdc_DisputedPostAwardInterest_DADE7CA8C43896C55FE7ECD0A42D35C4" xlink:type="arc" />
    <link:label id="lab_wdc_PostAwardInterest_439F081AF31D4BF4DFBAECD0A42D52C3_terseLabel_en-US" xlink:label="lab_wdc_PostAwardInterest_439F081AF31D4BF4DFBAECD0A42D52C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Post Award Interest</link:label>
    <link:label id="lab_wdc_PostAwardInterest_439F081AF31D4BF4DFBAECD0A42D52C3_label_en-US" xlink:label="lab_wdc_PostAwardInterest_439F081AF31D4BF4DFBAECD0A42D52C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Post Award Interest</link:label>
    <link:label id="lab_wdc_PostAwardInterest_439F081AF31D4BF4DFBAECD0A42D52C3_documentation_en-US" xlink:label="lab_wdc_PostAwardInterest_439F081AF31D4BF4DFBAECD0A42D52C3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of interest accrued on the arbitration award from the interim to the final judgment date</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_PostAwardInterest" xlink:label="loc_wdc_PostAwardInterest_439F081AF31D4BF4DFBAECD0A42D52C3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_PostAwardInterest_439F081AF31D4BF4DFBAECD0A42D52C3" xlink:to="lab_wdc_PostAwardInterest_439F081AF31D4BF4DFBAECD0A42D52C3" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingencyRangeOfPossibleLossMaximum_A8B4468BB6475CE0D8E3ECD0A42E69EB_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingencyRangeOfPossibleLossMaximum_A8B4468BB6475CE0D8E3ECD0A42E69EB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss Contingency, Range of Possible Loss, Maximum</link:label>
    <link:label id="lab_us-gaap_LossContingencyRangeOfPossibleLossMaximum_A8B4468BB6475CE0D8E3ECD0A42E69EB_label_en-US" xlink:label="lab_us-gaap_LossContingencyRangeOfPossibleLossMaximum_A8B4468BB6475CE0D8E3ECD0A42E69EB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingency, Range of Possible Loss, Maximum</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LossContingencyRangeOfPossibleLossMaximum" xlink:label="loc_us-gaap_LossContingencyRangeOfPossibleLossMaximum_A8B4468BB6475CE0D8E3ECD0A42E69EB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingencyRangeOfPossibleLossMaximum_A8B4468BB6475CE0D8E3ECD0A42E69EB" xlink:to="lab_us-gaap_LossContingencyRangeOfPossibleLossMaximum_A8B4468BB6475CE0D8E3ECD0A42E69EB" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeStatementAbstract_CBFE9C9492D6471D1F50CE26A10095CD_label_en-US" xlink:label="lab_us-gaap_IncomeStatementAbstract_CBFE9C9492D6471D1F50CE26A10095CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Statement [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="loc_us-gaap_IncomeStatementAbstract_CBFE9C9492D6471D1F50CE26A10095CD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementAbstract_CBFE9C9492D6471D1F50CE26A10095CD" xlink:to="lab_us-gaap_IncomeStatementAbstract_CBFE9C9492D6471D1F50CE26A10095CD" xlink:type="arc" />
    <link:label id="lab_us-gaap_SalesRevenueGoodsNet_DEB6C422EF482905A629CE26A100C09E_terseLabel_en-US" xlink:label="lab_us-gaap_SalesRevenueGoodsNet_DEB6C422EF482905A629CE26A100C09E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revenue, net</link:label>
    <link:label id="lab_us-gaap_SalesRevenueGoodsNet_DEB6C422EF482905A629CE26A100C09E_label_en-US" xlink:label="lab_us-gaap_SalesRevenueGoodsNet_DEB6C422EF482905A629CE26A100C09E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sales Revenue, Goods, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SalesRevenueGoodsNet" xlink:label="loc_us-gaap_SalesRevenueGoodsNet_DEB6C422EF482905A629CE26A100C09E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SalesRevenueGoodsNet_DEB6C422EF482905A629CE26A100C09E" xlink:to="lab_us-gaap_SalesRevenueGoodsNet_DEB6C422EF482905A629CE26A100C09E" xlink:type="arc" />
    <link:label id="lab_us-gaap_CostOfGoodsSold_B807DC01A310129EA395CE26A1008890_terseLabel_en-US" xlink:label="lab_us-gaap_CostOfGoodsSold_B807DC01A310129EA395CE26A1008890" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cost of revenue</link:label>
    <link:label id="lab_us-gaap_CostOfGoodsSold_B807DC01A310129EA395CE26A1008890_label_en-US" xlink:label="lab_us-gaap_CostOfGoodsSold_B807DC01A310129EA395CE26A1008890" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cost of Goods Sold</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CostOfGoodsSold" xlink:label="loc_us-gaap_CostOfGoodsSold_B807DC01A310129EA395CE26A1008890" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CostOfGoodsSold_B807DC01A310129EA395CE26A1008890" xlink:to="lab_us-gaap_CostOfGoodsSold_B807DC01A310129EA395CE26A1008890" xlink:type="arc" />
    <link:label id="lab_us-gaap_GrossProfit_73AE650B1D35E761921DCE26A1005D66_totalLabel_en-US" xlink:label="lab_us-gaap_GrossProfit_73AE650B1D35E761921DCE26A1005D66" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Gross margin</link:label>
    <link:label id="lab_us-gaap_GrossProfit_73AE650B1D35E761921DCE26A1005D66_label_en-US" xlink:label="lab_us-gaap_GrossProfit_73AE650B1D35E761921DCE26A1005D66" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gross Profit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GrossProfit" xlink:label="loc_us-gaap_GrossProfit_73AE650B1D35E761921DCE26A1005D66" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GrossProfit_73AE650B1D35E761921DCE26A1005D66" xlink:to="lab_us-gaap_GrossProfit_73AE650B1D35E761921DCE26A1005D66" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingExpensesAbstract_136238D8F0AFDB2F399ECE26A1009107_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingExpensesAbstract_136238D8F0AFDB2F399ECE26A1009107" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Operating expenses:</link:label>
    <link:label id="lab_us-gaap_OperatingExpensesAbstract_136238D8F0AFDB2F399ECE26A1009107_label_en-US" xlink:label="lab_us-gaap_OperatingExpensesAbstract_136238D8F0AFDB2F399ECE26A1009107" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Expenses [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="loc_us-gaap_OperatingExpensesAbstract_136238D8F0AFDB2F399ECE26A1009107" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingExpensesAbstract_136238D8F0AFDB2F399ECE26A1009107" xlink:to="lab_us-gaap_OperatingExpensesAbstract_136238D8F0AFDB2F399ECE26A1009107" xlink:type="arc" />
    <link:label id="lab_us-gaap_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost_D37C9688BC927954ECE7CE26A100C730_terseLabel_en-US" xlink:label="lab_us-gaap_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost_D37C9688BC927954ECE7CE26A100C730" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Research and development</link:label>
    <link:label id="lab_us-gaap_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost_D37C9688BC927954ECE7CE26A100C730_label_en-US" xlink:label="lab_us-gaap_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost_D37C9688BC927954ECE7CE26A100C730" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Research and Development Expense (Excluding Acquired in Process Cost)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost_D37C9688BC927954ECE7CE26A100C730" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost_D37C9688BC927954ECE7CE26A100C730" xlink:to="lab_us-gaap_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost_D37C9688BC927954ECE7CE26A100C730" xlink:type="arc" />
    <link:label id="lab_us-gaap_SellingGeneralAndAdministrativeExpense_DE7844DB3F201EE0AA9ACE26A10056E9_terseLabel_en-US" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpense_DE7844DB3F201EE0AA9ACE26A10056E9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Selling, general and administrative</link:label>
    <link:label id="lab_us-gaap_SellingGeneralAndAdministrativeExpense_DE7844DB3F201EE0AA9ACE26A10056E9_label_en-US" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpense_DE7844DB3F201EE0AA9ACE26A10056E9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Selling, General and Administrative Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_DE7844DB3F201EE0AA9ACE26A10056E9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SellingGeneralAndAdministrativeExpense_DE7844DB3F201EE0AA9ACE26A10056E9" xlink:to="lab_us-gaap_SellingGeneralAndAdministrativeExpense_DE7844DB3F201EE0AA9ACE26A10056E9" xlink:type="arc" />
    <link:label id="lab_wdc_ArbitrationAwardProvision_119D081E3E13FAC98979CE26A1006511_verboseLabel_en-US" xlink:label="lab_wdc_ArbitrationAwardProvision_119D081E3E13FAC98979CE26A1006511" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Charges related to arbitration award</link:label>
    <link:label id="lab_wdc_ArbitrationAwardProvision_119D081E3E13FAC98979CE26A1006511_label_en-US" xlink:label="lab_wdc_ArbitrationAwardProvision_119D081E3E13FAC98979CE26A1006511" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Arbitration Award Provision</link:label>
    <link:label id="lab_wdc_ArbitrationAwardProvision_119D081E3E13FAC98979CE26A1006511_documentation_en-US" xlink:label="lab_wdc_ArbitrationAwardProvision_119D081E3E13FAC98979CE26A1006511" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount charged against operating income for arbitration award.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ArbitrationAwardProvision" xlink:label="loc_wdc_ArbitrationAwardProvision_119D081E3E13FAC98979CE26A1006511" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ArbitrationAwardProvision_119D081E3E13FAC98979CE26A1006511" xlink:to="lab_wdc_ArbitrationAwardProvision_119D081E3E13FAC98979CE26A1006511" xlink:type="arc" />
    <link:label id="lab_wdc_Employeeterminationassetimpairmentandothercharges_A5257E87444D63D04403CE26A1006774_terseLabel_en-US" xlink:label="lab_wdc_Employeeterminationassetimpairmentandothercharges_A5257E87444D63D04403CE26A1006774" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employee termination, asset impairment and other charges</link:label>
    <link:label id="lab_wdc_Employeeterminationassetimpairmentandothercharges_A5257E87444D63D04403CE26A1006774_label_en-US" xlink:label="lab_wdc_Employeeterminationassetimpairmentandothercharges_A5257E87444D63D04403CE26A1006774" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employee termination, asset impairment and other charges</link:label>
    <link:label id="lab_wdc_Employeeterminationassetimpairmentandothercharges_A5257E87444D63D04403CE26A1006774_documentation_en-US" xlink:label="lab_wdc_Employeeterminationassetimpairmentandothercharges_A5257E87444D63D04403CE26A1006774" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Employee termination, asset impairment and other charges incurred.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_Employeeterminationassetimpairmentandothercharges" xlink:label="loc_wdc_Employeeterminationassetimpairmentandothercharges_A5257E87444D63D04403CE26A1006774" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_Employeeterminationassetimpairmentandothercharges_A5257E87444D63D04403CE26A1006774" xlink:to="lab_wdc_Employeeterminationassetimpairmentandothercharges_A5257E87444D63D04403CE26A1006774" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingExpenses_2A2DFACBEBD0A426718BCE26A100E196_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingExpenses_2A2DFACBEBD0A426718BCE26A100E196" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total operating expenses</link:label>
    <link:label id="lab_us-gaap_OperatingExpenses_2A2DFACBEBD0A426718BCE26A100E196_label_en-US" xlink:label="lab_us-gaap_OperatingExpenses_2A2DFACBEBD0A426718BCE26A100E196" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Expenses</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="loc_us-gaap_OperatingExpenses_2A2DFACBEBD0A426718BCE26A100E196" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingExpenses_2A2DFACBEBD0A426718BCE26A100E196" xlink:to="lab_us-gaap_OperatingExpenses_2A2DFACBEBD0A426718BCE26A100E196" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingIncomeLoss_A8889D96D64562FD49A4CE26A100A07C_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_A8889D96D64562FD49A4CE26A100A07C" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Operating income</link:label>
    <link:label id="lab_us-gaap_OperatingIncomeLoss_A8889D96D64562FD49A4CE26A100A07C_label_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_A8889D96D64562FD49A4CE26A100A07C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Income (Loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_A8889D96D64562FD49A4CE26A100A07C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingIncomeLoss_A8889D96D64562FD49A4CE26A100A07C" xlink:to="lab_us-gaap_OperatingIncomeLoss_A8889D96D64562FD49A4CE26A100A07C" xlink:type="arc" />
    <link:label id="lab_us-gaap_NonoperatingIncomeExpenseAbstract_EDEB74DC40B17600EDF2CE26A1006144_terseLabel_en-US" xlink:label="lab_us-gaap_NonoperatingIncomeExpenseAbstract_EDEB74DC40B17600EDF2CE26A1006144" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other income (expense):</link:label>
    <link:label id="lab_us-gaap_NonoperatingIncomeExpenseAbstract_EDEB74DC40B17600EDF2CE26A1006144_label_en-US" xlink:label="lab_us-gaap_NonoperatingIncomeExpenseAbstract_EDEB74DC40B17600EDF2CE26A1006144" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nonoperating Income (Expense) [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NonoperatingIncomeExpenseAbstract" xlink:label="loc_us-gaap_NonoperatingIncomeExpenseAbstract_EDEB74DC40B17600EDF2CE26A1006144" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseAbstract_EDEB74DC40B17600EDF2CE26A1006144" xlink:to="lab_us-gaap_NonoperatingIncomeExpenseAbstract_EDEB74DC40B17600EDF2CE26A1006144" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentIncomeInterest_226CCEE0DFBD0BFD05C3CE26A1007466_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentIncomeInterest_226CCEE0DFBD0BFD05C3CE26A1007466" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest and other income</link:label>
    <link:label id="lab_us-gaap_InvestmentIncomeInterest_226CCEE0DFBD0BFD05C3CE26A1007466_label_en-US" xlink:label="lab_us-gaap_InvestmentIncomeInterest_226CCEE0DFBD0BFD05C3CE26A1007466" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investment Income, Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InvestmentIncomeInterest" xlink:label="loc_us-gaap_InvestmentIncomeInterest_226CCEE0DFBD0BFD05C3CE26A1007466" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentIncomeInterest_226CCEE0DFBD0BFD05C3CE26A1007466" xlink:to="lab_us-gaap_InvestmentIncomeInterest_226CCEE0DFBD0BFD05C3CE26A1007466" xlink:type="arc" />
    <link:label id="lab_wdc_InterestAndOtherExpense_ED1EE93661ADC031029CCE26A100ACBB_negatedLabel_en-US" xlink:label="lab_wdc_InterestAndOtherExpense_ED1EE93661ADC031029CCE26A100ACBB" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Interest and other expense</link:label>
    <link:label id="lab_wdc_InterestAndOtherExpense_ED1EE93661ADC031029CCE26A100ACBB_label_en-US" xlink:label="lab_wdc_InterestAndOtherExpense_ED1EE93661ADC031029CCE26A100ACBB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest And Other Expense</link:label>
    <link:label id="lab_wdc_InterestAndOtherExpense_ED1EE93661ADC031029CCE26A100ACBB_documentation_en-US" xlink:label="lab_wdc_InterestAndOtherExpense_ED1EE93661ADC031029CCE26A100ACBB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Expense for borrowed money and other non-operating activities.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_InterestAndOtherExpense" xlink:label="loc_wdc_InterestAndOtherExpense_ED1EE93661ADC031029CCE26A100ACBB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_InterestAndOtherExpense_ED1EE93661ADC031029CCE26A100ACBB" xlink:to="lab_wdc_InterestAndOtherExpense_ED1EE93661ADC031029CCE26A100ACBB" xlink:type="arc" />
    <link:label id="lab_us-gaap_NonoperatingIncomeExpense_490CEE6064172227BBE3CE26A100315E_totalLabel_en-US" xlink:label="lab_us-gaap_NonoperatingIncomeExpense_490CEE6064172227BBE3CE26A100315E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total other expense, net</link:label>
    <link:label id="lab_us-gaap_NonoperatingIncomeExpense_490CEE6064172227BBE3CE26A100315E_label_en-US" xlink:label="lab_us-gaap_NonoperatingIncomeExpense_490CEE6064172227BBE3CE26A100315E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Nonoperating Income (Expense)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_490CEE6064172227BBE3CE26A100315E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_490CEE6064172227BBE3CE26A100315E" xlink:to="lab_us-gaap_NonoperatingIncomeExpense_490CEE6064172227BBE3CE26A100315E" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_00699BA4FB67EDE6403CCE26A10008D5_totalLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_00699BA4FB67EDE6403CCE26A10008D5" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Income before income taxes</link:label>
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_00699BA4FB67EDE6403CCE26A10008D5_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_00699BA4FB67EDE6403CCE26A10008D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_00699BA4FB67EDE6403CCE26A10008D5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_00699BA4FB67EDE6403CCE26A10008D5" xlink:to="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_00699BA4FB67EDE6403CCE26A10008D5" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetIncomeLoss_6098C2818A52769F465ACE26A1004053_totalLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_6098C2818A52769F465ACE26A1004053" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_6098C2818A52769F465ACE26A1004053" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLoss_6098C2818A52769F465ACE26A1004053" xlink:to="lab_us-gaap_NetIncomeLoss_6098C2818A52769F465ACE26A1004053" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareAbstract_A77D98318308C29428E0CE26A100B3B1_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareAbstract_A77D98318308C29428E0CE26A100B3B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income per common share:</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_A77D98318308C29428E0CE26A100B3B1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareAbstract_A77D98318308C29428E0CE26A100B3B1" xlink:to="lab_us-gaap_EarningsPerShareAbstract_A77D98318308C29428E0CE26A100B3B1" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareBasic_D5F043EB2BC24740AE5ACE26A10036DC_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasic_D5F043EB2BC24740AE5ACE26A10036DC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Basic</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareBasic_D5F043EB2BC24740AE5ACE26A10036DC_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasic_D5F043EB2BC24740AE5ACE26A10036DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Basic</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_us-gaap_EarningsPerShareBasic_D5F043EB2BC24740AE5ACE26A10036DC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareBasic_D5F043EB2BC24740AE5ACE26A10036DC" xlink:to="lab_us-gaap_EarningsPerShareBasic_D5F043EB2BC24740AE5ACE26A10036DC" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareDiluted_D047A9778398F2CA5E4FCE26A10067A8_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareDiluted_D047A9778398F2CA5E4FCE26A10067A8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Diluted</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareDiluted_D047A9778398F2CA5E4FCE26A10067A8_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareDiluted_D047A9778398F2CA5E4FCE26A10067A8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Diluted</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaap_EarningsPerShareDiluted_D047A9778398F2CA5E4FCE26A10067A8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareDiluted_D047A9778398F2CA5E4FCE26A10067A8" xlink:to="lab_us-gaap_EarningsPerShareDiluted_D047A9778398F2CA5E4FCE26A10067A8" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_B1C75DFB74EE44FA91C5CE26A100B780_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_B1C75DFB74EE44FA91C5CE26A100B780" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted average shares outstanding:</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_B1C75DFB74EE44FA91C5CE26A100B780_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_B1C75DFB74EE44FA91C5CE26A100B780" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Diluted [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_B1C75DFB74EE44FA91C5CE26A100B780" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_B1C75DFB74EE44FA91C5CE26A100B780" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_B1C75DFB74EE44FA91C5CE26A100B780" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_EAAE4AFF504232158A9ECE26A100A57F_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_EAAE4AFF504232158A9ECE26A100A57F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Basic</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_EAAE4AFF504232158A9ECE26A100A57F_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_EAAE4AFF504232158A9ECE26A100A57F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Basic</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_EAAE4AFF504232158A9ECE26A100A57F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_EAAE4AFF504232158A9ECE26A100A57F" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_EAAE4AFF504232158A9ECE26A100A57F" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_4684500E71140C857B65CE26A1007A55_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_4684500E71140C857B65CE26A1007A55" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Diluted</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_4684500E71140C857B65CE26A1007A55_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_4684500E71140C857B65CE26A1007A55" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Diluted</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_4684500E71140C857B65CE26A1007A55" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_4684500E71140C857B65CE26A1007A55" xlink:to="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_4684500E71140C857B65CE26A1007A55" xlink:type="arc" />
    <link:label id="lab_wdc_CashDividendPerCommonShareDeclared_2784B071F707BE3F8DA4CE26A1002E0E_terseLabel_en-US" xlink:label="lab_wdc_CashDividendPerCommonShareDeclared_2784B071F707BE3F8DA4CE26A1002E0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash Dividend Per Common Share Declared</link:label>
    <link:label id="lab_wdc_CashDividendPerCommonShareDeclared_2784B071F707BE3F8DA4CE26A1002E0E_label_en-US" xlink:label="lab_wdc_CashDividendPerCommonShareDeclared_2784B071F707BE3F8DA4CE26A1002E0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash Dividend Per Common Share Declared</link:label>
    <link:label id="lab_wdc_CashDividendPerCommonShareDeclared_2784B071F707BE3F8DA4CE26A1002E0E_documentation_en-US" xlink:label="lab_wdc_CashDividendPerCommonShareDeclared_2784B071F707BE3F8DA4CE26A1002E0E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Cash Dividend Per Common Share Declared</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_CashDividendPerCommonShareDeclared" xlink:label="loc_wdc_CashDividendPerCommonShareDeclared_2784B071F707BE3F8DA4CE26A1002E0E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_CashDividendPerCommonShareDeclared_2784B071F707BE3F8DA4CE26A1002E0E" xlink:to="lab_wdc_CashDividendPerCommonShareDeclared_2784B071F707BE3F8DA4CE26A1002E0E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_E58C1E348B9330FA3D5ADA631784810B_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_E58C1E348B9330FA3D5ADA631784810B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Restructuring and Related Costs [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_E58C1E348B9330FA3D5ADA631784810B_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_E58C1E348B9330FA3D5ADA631784810B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Restructuring and Related Costs [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_E58C1E348B9330FA3D5ADA631784810B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_E58C1E348B9330FA3D5ADA631784810B" xlink:to="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_E58C1E348B9330FA3D5ADA631784810B" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCostAndReserveAxis_B39DBF805816266D466BDA6317849177_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveAxis_B39DBF805816266D466BDA6317849177" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring Type [Axis]</link:label>
    <link:label id="lab_us-gaap_RestructuringCostAndReserveAxis_B39DBF805816266D466BDA6317849177_label_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveAxis_B39DBF805816266D466BDA6317849177" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestructuringCostAndReserveAxis" xlink:label="loc_us-gaap_RestructuringCostAndReserveAxis_B39DBF805816266D466BDA6317849177" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_B39DBF805816266D466BDA6317849177" xlink:to="lab_us-gaap_RestructuringCostAndReserveAxis_B39DBF805816266D466BDA6317849177" xlink:type="arc" />
    <link:label id="lab_us-gaap_TypeOfRestructuringDomain_51FC661932C430C72B07DA631784CF6A_terseLabel_en-US" xlink:label="lab_us-gaap_TypeOfRestructuringDomain_51FC661932C430C72B07DA631784CF6A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Type of Restructuring [Domain]</link:label>
    <link:label id="lab_us-gaap_TypeOfRestructuringDomain_51FC661932C430C72B07DA631784CF6A_label_en-US" xlink:label="lab_us-gaap_TypeOfRestructuringDomain_51FC661932C430C72B07DA631784CF6A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Type of Restructuring [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_TypeOfRestructuringDomain" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_51FC661932C430C72B07DA631784CF6A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_51FC661932C430C72B07DA631784CF6A" xlink:to="lab_us-gaap_TypeOfRestructuringDomain_51FC661932C430C72B07DA631784CF6A" xlink:type="arc" />
    <link:label id="lab_us-gaap_OneTimeTerminationBenefitsMember_36D1824505A9FE1C9F09DA6317841340_terseLabel_en-US" xlink:label="lab_us-gaap_OneTimeTerminationBenefitsMember_36D1824505A9FE1C9F09DA6317841340" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employee termination benefits</link:label>
    <link:label id="lab_us-gaap_OneTimeTerminationBenefitsMember_36D1824505A9FE1C9F09DA6317841340_label_en-US" xlink:label="lab_us-gaap_OneTimeTerminationBenefitsMember_36D1824505A9FE1C9F09DA6317841340" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">One-time Termination Benefits [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OneTimeTerminationBenefitsMember" xlink:label="loc_us-gaap_OneTimeTerminationBenefitsMember_36D1824505A9FE1C9F09DA6317841340" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OneTimeTerminationBenefitsMember_36D1824505A9FE1C9F09DA6317841340" xlink:to="lab_us-gaap_OneTimeTerminationBenefitsMember_36D1824505A9FE1C9F09DA6317841340" xlink:type="arc" />
    <link:label id="lab_us-gaap_ContractTerminationMember_04F19E3582E3260FAA8BDA6317840A93_terseLabel_en-US" xlink:label="lab_us-gaap_ContractTerminationMember_04F19E3582E3260FAA8BDA6317840A93" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Contract termination and other</link:label>
    <link:label id="lab_us-gaap_ContractTerminationMember_04F19E3582E3260FAA8BDA6317840A93_label_en-US" xlink:label="lab_us-gaap_ContractTerminationMember_04F19E3582E3260FAA8BDA6317840A93" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contract Termination [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ContractTerminationMember" xlink:label="loc_us-gaap_ContractTerminationMember_04F19E3582E3260FAA8BDA6317840A93" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ContractTerminationMember_04F19E3582E3260FAA8BDA6317840A93" xlink:to="lab_us-gaap_ContractTerminationMember_04F19E3582E3260FAA8BDA6317840A93" xlink:type="arc" />
    <link:label id="lab_wdc_ImpairmentOfPropertyPlantAndEquipmentMember_3C911C7192044C2EF3B2DA6317845C0F_terseLabel_en-US" xlink:label="lab_wdc_ImpairmentOfPropertyPlantAndEquipmentMember_3C911C7192044C2EF3B2DA6317845C0F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Impairment of assets</link:label>
    <link:label id="lab_wdc_ImpairmentOfPropertyPlantAndEquipmentMember_3C911C7192044C2EF3B2DA6317845C0F_label_en-US" xlink:label="lab_wdc_ImpairmentOfPropertyPlantAndEquipmentMember_3C911C7192044C2EF3B2DA6317845C0F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impairment Of Property Plant And Equipment [Member]</link:label>
    <link:label id="lab_wdc_ImpairmentOfPropertyPlantAndEquipmentMember_3C911C7192044C2EF3B2DA6317845C0F_documentation_en-US" xlink:label="lab_wdc_ImpairmentOfPropertyPlantAndEquipmentMember_3C911C7192044C2EF3B2DA6317845C0F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Impairment of property, plant and equipment.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ImpairmentOfPropertyPlantAndEquipmentMember" xlink:label="loc_wdc_ImpairmentOfPropertyPlantAndEquipmentMember_3C911C7192044C2EF3B2DA6317845C0F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ImpairmentOfPropertyPlantAndEquipmentMember_3C911C7192044C2EF3B2DA6317845C0F" xlink:to="lab_wdc_ImpairmentOfPropertyPlantAndEquipmentMember_3C911C7192044C2EF3B2DA6317845C0F" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCostAndReserveLineItems_DB123688FE7E4B45871DDA631784BEF6_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveLineItems_DB123688FE7E4B45871DDA631784BEF6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employee Termination, Asset Impairment and Other Charges [Line Items]</link:label>
    <link:label id="lab_us-gaap_RestructuringCostAndReserveLineItems_DB123688FE7E4B45871DDA631784BEF6_label_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveLineItems_DB123688FE7E4B45871DDA631784BEF6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Cost and Reserve [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestructuringCostAndReserveLineItems" xlink:label="loc_us-gaap_RestructuringCostAndReserveLineItems_DB123688FE7E4B45871DDA631784BEF6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_DB123688FE7E4B45871DDA631784BEF6" xlink:to="lab_us-gaap_RestructuringCostAndReserveLineItems_DB123688FE7E4B45871DDA631784BEF6" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCosts_55F6FF81B9628B67A474DA6317844A37_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCosts_55F6FF81B9628B67A474DA6317844A37" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employee termination, asset impairment and other charges</link:label>
    <link:label id="lab_us-gaap_RestructuringCosts_55F6FF81B9628B67A474DA6317844A37_label_en-US" xlink:label="lab_us-gaap_RestructuringCosts_55F6FF81B9628B67A474DA6317844A37" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Costs</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestructuringCosts" xlink:label="loc_us-gaap_RestructuringCosts_55F6FF81B9628B67A474DA6317844A37" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCosts_55F6FF81B9628B67A474DA6317844A37" xlink:to="lab_us-gaap_RestructuringCosts_55F6FF81B9628B67A474DA6317844A37" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringReserveRollForward_2A15EFA67890C3B9A652DA6317841D7F_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringReserveRollForward_2A15EFA67890C3B9A652DA6317841D7F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring Reserve [Roll Forward]</link:label>
    <link:label id="lab_us-gaap_RestructuringReserveRollForward_2A15EFA67890C3B9A652DA6317841D7F_label_en-US" xlink:label="lab_us-gaap_RestructuringReserveRollForward_2A15EFA67890C3B9A652DA6317841D7F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Reserve [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestructuringReserveRollForward" xlink:label="loc_us-gaap_RestructuringReserveRollForward_2A15EFA67890C3B9A652DA6317841D7F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringReserveRollForward_2A15EFA67890C3B9A652DA6317841D7F" xlink:to="lab_us-gaap_RestructuringReserveRollForward_2A15EFA67890C3B9A652DA6317841D7F" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringReserve_019360E7DB2A885A6022DA631785C90B_periodStartLabel_en-US" xlink:label="lab_us-gaap_RestructuringReserve_019360E7DB2A885A6022DA631785C90B" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Restructuring Reserve, Beginning Balance</link:label>
    <link:label id="lab_us-gaap_RestructuringReserve_019360E7DB2A885A6022DA631785C90B_label_en-US" xlink:label="lab_us-gaap_RestructuringReserve_019360E7DB2A885A6022DA631785C90B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Reserve</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestructuringReserve" xlink:label="loc_us-gaap_RestructuringReserve_019360E7DB2A885A6022DA631785C90B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringReserve_019360E7DB2A885A6022DA631785C90B" xlink:to="lab_us-gaap_RestructuringReserve_019360E7DB2A885A6022DA631785C90B" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCharges_BEB8ED979D639BCB0D69DA63178505D8_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCharges_BEB8ED979D639BCB0D69DA63178505D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accruals</link:label>
    <link:label id="lab_us-gaap_RestructuringCharges_BEB8ED979D639BCB0D69DA63178505D8_label_en-US" xlink:label="lab_us-gaap_RestructuringCharges_BEB8ED979D639BCB0D69DA63178505D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Charges</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestructuringCharges" xlink:label="loc_us-gaap_RestructuringCharges_BEB8ED979D639BCB0D69DA63178505D8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCharges_BEB8ED979D639BCB0D69DA63178505D8" xlink:to="lab_us-gaap_RestructuringCharges_BEB8ED979D639BCB0D69DA63178505D8" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsForRestructuring_4BAEE603B379A65DC03DDA631785C797_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRestructuring_4BAEE603B379A65DC03DDA631785C797" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Payments</link:label>
    <link:label id="lab_us-gaap_PaymentsForRestructuring_4BAEE603B379A65DC03DDA631785C797_label_en-US" xlink:label="lab_us-gaap_PaymentsForRestructuring_4BAEE603B379A65DC03DDA631785C797" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments for Restructuring</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsForRestructuring" xlink:label="loc_us-gaap_PaymentsForRestructuring_4BAEE603B379A65DC03DDA631785C797" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForRestructuring_4BAEE603B379A65DC03DDA631785C797" xlink:to="lab_us-gaap_PaymentsForRestructuring_4BAEE603B379A65DC03DDA631785C797" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringReserve_FEEBAAEA5BAD8E33D0F2DA6317850FDB_periodEndLabel_en-US" xlink:label="lab_us-gaap_RestructuringReserve_FEEBAAEA5BAD8E33D0F2DA6317850FDB" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Restructuring Reserve, Ending Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestructuringReserve" xlink:label="loc_us-gaap_RestructuringReserve_FEEBAAEA5BAD8E33D0F2DA6317850FDB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringReserve_FEEBAAEA5BAD8E33D0F2DA6317850FDB" xlink:to="lab_us-gaap_RestructuringReserve_FEEBAAEA5BAD8E33D0F2DA6317850FDB" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtDisclosureTextBlock_777F4E18888D39DCE76CB415FE689AC7_terseLabel_en-US" xlink:label="lab_us-gaap_DebtDisclosureTextBlock_777F4E18888D39DCE76CB415FE689AC7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt</link:label>
    <link:label id="lab_us-gaap_DebtDisclosureTextBlock_777F4E18888D39DCE76CB415FE689AC7_label_en-US" xlink:label="lab_us-gaap_DebtDisclosureTextBlock_777F4E18888D39DCE76CB415FE689AC7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtDisclosureTextBlock" xlink:label="loc_us-gaap_DebtDisclosureTextBlock_777F4E18888D39DCE76CB415FE689AC7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtDisclosureTextBlock_777F4E18888D39DCE76CB415FE689AC7" xlink:to="lab_us-gaap_DebtDisclosureTextBlock_777F4E18888D39DCE76CB415FE689AC7" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_94B99787F0436AD3B8E5B415FE94B0A7_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_94B99787F0436AD3B8E5B415FE94B0A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employee stock options and other</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_94B99787F0436AD3B8E5B415FE94B0A7_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_94B99787F0436AD3B8E5B415FE94B0A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number Diluted Shares Outstanding Adjustment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_94B99787F0436AD3B8E5B415FE94B0A7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_94B99787F0436AD3B8E5B415FE94B0A7" xlink:to="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_94B99787F0436AD3B8E5B415FE94B0A7" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_62FE45A14994F854A711B415FE94EA50_totalLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_62FE45A14994F854A711B415FE94EA50" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Diluted</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_62FE45A14994F854A711B415FE94EA50" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_62FE45A14994F854A711B415FE94EA50" xlink:to="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_62FE45A14994F854A711B415FE94EA50" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_84C1459D33C927613A11B415FE94C29A_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_84C1459D33C927613A11B415FE94C29A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income per common share:</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_84C1459D33C927613A11B415FE94C29A_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_84C1459D33C927613A11B415FE94C29A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Basic and Diluted [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareBasicAndDilutedAbstract" xlink:label="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_84C1459D33C927613A11B415FE94C29A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_84C1459D33C927613A11B415FE94C29A" xlink:to="lab_us-gaap_EarningsPerShareBasicAndDilutedAbstract_84C1459D33C927613A11B415FE94C29A" xlink:type="arc" />
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_6249DE9CD6D5A5E0BDF4B415FE95EB1C_terseLabel_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_6249DE9CD6D5A5E0BDF4B415FE95EB1C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Anti-dilutive potential common shares excluded*</link:label>
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_6249DE9CD6D5A5E0BDF4B415FE95EB1C_label_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_6249DE9CD6D5A5E0BDF4B415FE95EB1C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_6249DE9CD6D5A5E0BDF4B415FE95EB1C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_6249DE9CD6D5A5E0BDF4B415FE95EB1C" xlink:to="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_6249DE9CD6D5A5E0BDF4B415FE95EB1C" xlink:type="arc" />
    <link:label id="lab_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognized_57C5A8976A2A0EAC8A1EDEF78214437C_terseLabel_en-US" xlink:label="lab_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognized_57C5A8976A2A0EAC8A1EDEF78214437C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total compensation cost related to unvested stock options and ESPP rights issued</link:label>
    <link:label id="lab_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognized_57C5A8976A2A0EAC8A1EDEF78214437C_label_en-US" xlink:label="lab_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognized_57C5A8976A2A0EAC8A1EDEF78214437C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unvested Employee Service Share Based Compensation Stock Option Awards And Employee Stock Purchase Plan Rights Issued But Not Yet Recognized</link:label>
    <link:label id="lab_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognized_57C5A8976A2A0EAC8A1EDEF78214437C_documentation_en-US" xlink:label="lab_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognized_57C5A8976A2A0EAC8A1EDEF78214437C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">As of the balance sheet date, the aggregate unrecognized cost of stock option awards made to employees under share-based compensation plans and employee stock purchase plan rights that have yet to vest.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognized" xlink:label="loc_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognized_57C5A8976A2A0EAC8A1EDEF78214437C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognized_57C5A8976A2A0EAC8A1EDEF78214437C" xlink:to="lab_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognized_57C5A8976A2A0EAC8A1EDEF78214437C" xlink:type="arc" />
    <link:label id="lab_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognizedPeriodForRecognition_EC13B3E85F77E20E5669DEF782150085_terseLabel_en-US" xlink:label="lab_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognizedPeriodForRecognition_EC13B3E85F77E20E5669DEF782150085" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted average service period</link:label>
    <link:label id="lab_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognizedPeriodForRecognition_EC13B3E85F77E20E5669DEF782150085_label_en-US" xlink:label="lab_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognizedPeriodForRecognition_EC13B3E85F77E20E5669DEF782150085" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unvested Employee Service Share Based Compensation Stock Option Awards And Employee Stock Purchase Plan Rights Issued But Not Yet Recognized Period For Recognition</link:label>
    <link:label id="lab_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognizedPeriodForRecognition_EC13B3E85F77E20E5669DEF782150085_documentation_en-US" xlink:label="lab_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognizedPeriodForRecognition_EC13B3E85F77E20E5669DEF782150085" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The weighted average period over which unrecognized costs is expected to be recognized for employee service share based stock option awards and employee stock purchase plan rights, using a decimal to express in number of years.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognizedPeriodForRecognition" xlink:label="loc_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognizedPeriodForRecognition_EC13B3E85F77E20E5669DEF782150085" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognizedPeriodForRecognition_EC13B3E85F77E20E5669DEF782150085" xlink:to="lab_wdc_UnvestedEmployeeServiceShareBasedCompensationStockOptionAwardsAndEmployeeStockPurchasePlanRightsIssuedButNotYetRecognizedPeriodForRecognition_EC13B3E85F77E20E5669DEF782150085" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_DC6A5C96C553BC035AD4DEF7821535FE_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_DC6A5C96C553BC035AD4DEF7821535FE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unamortized fair value of all unvested restricted stock unit awards</link:label>
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_DC6A5C96C553BC035AD4DEF7821535FE_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_DC6A5C96C553BC035AD4DEF7821535FE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_DC6A5C96C553BC035AD4DEF7821535FE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_DC6A5C96C553BC035AD4DEF7821535FE" xlink:to="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_DC6A5C96C553BC035AD4DEF7821535FE" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_17B20236FC646001D95ADEF7821586C2_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_17B20236FC646001D95ADEF7821586C2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted average vesting period</link:label>
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_17B20236FC646001D95ADEF7821586C2_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_17B20236FC646001D95ADEF7821586C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_17B20236FC646001D95ADEF7821586C2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_17B20236FC646001D95ADEF7821586C2" xlink:to="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_17B20236FC646001D95ADEF7821586C2" xlink:type="arc" />
    <link:label id="lab_wdc_CompensationCostForCashSettledStockAppreciationRights_B6C21E613E13916B7600DEF782157BA6_terseLabel_en-US" xlink:label="lab_wdc_CompensationCostForCashSettledStockAppreciationRights_B6C21E613E13916B7600DEF782157BA6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Compensation cost for cash-settled stock appreciation rights</link:label>
    <link:label id="lab_wdc_CompensationCostForCashSettledStockAppreciationRights_B6C21E613E13916B7600DEF782157BA6_label_en-US" xlink:label="lab_wdc_CompensationCostForCashSettledStockAppreciationRights_B6C21E613E13916B7600DEF782157BA6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Compensation Cost For Cash Settled Stock Appreciation Rights</link:label>
    <link:label id="lab_wdc_CompensationCostForCashSettledStockAppreciationRights_B6C21E613E13916B7600DEF782157BA6_documentation_en-US" xlink:label="lab_wdc_CompensationCostForCashSettledStockAppreciationRights_B6C21E613E13916B7600DEF782157BA6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Compensation cost recognized in income during the period for cash-settled stock appreciation rights .</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_CompensationCostForCashSettledStockAppreciationRights" xlink:label="loc_wdc_CompensationCostForCashSettledStockAppreciationRights_B6C21E613E13916B7600DEF782157BA6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_CompensationCostForCashSettledStockAppreciationRights_B6C21E613E13916B7600DEF782157BA6" xlink:to="lab_wdc_CompensationCostForCashSettledStockAppreciationRights_B6C21E613E13916B7600DEF782157BA6" xlink:type="arc" />
    <link:label id="lab_wdc_EmployeeServiceShareBasedCompensationTaxBenefitFromStockAppreciationRightsCompensationExpense_0C767B2B1028D2139B93DEF78215CC22_terseLabel_en-US" xlink:label="lab_wdc_EmployeeServiceShareBasedCompensationTaxBenefitFromStockAppreciationRightsCompensationExpense_0C767B2B1028D2139B93DEF78215CC22" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tax Benefit From Stock Appreciation Rights Compensation</link:label>
    <link:label id="lab_wdc_EmployeeServiceShareBasedCompensationTaxBenefitFromStockAppreciationRightsCompensationExpense_0C767B2B1028D2139B93DEF78215CC22_label_en-US" xlink:label="lab_wdc_EmployeeServiceShareBasedCompensationTaxBenefitFromStockAppreciationRightsCompensationExpense_0C767B2B1028D2139B93DEF78215CC22" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">EmployeeServiceShareBasedCompensationTaxBenefitFromStockAppreciationRightsCompensationExpense</link:label>
    <link:label id="lab_wdc_EmployeeServiceShareBasedCompensationTaxBenefitFromStockAppreciationRightsCompensationExpense_0C767B2B1028D2139B93DEF78215CC22_documentation_en-US" xlink:label="lab_wdc_EmployeeServiceShareBasedCompensationTaxBenefitFromStockAppreciationRightsCompensationExpense_0C767B2B1028D2139B93DEF78215CC22" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Employee Service Share Based Compensation Tax Benefit From Stock Appreciation Rights Compensation Expense</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_EmployeeServiceShareBasedCompensationTaxBenefitFromStockAppreciationRightsCompensationExpense" xlink:label="loc_wdc_EmployeeServiceShareBasedCompensationTaxBenefitFromStockAppreciationRightsCompensationExpense_0C767B2B1028D2139B93DEF78215CC22" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_EmployeeServiceShareBasedCompensationTaxBenefitFromStockAppreciationRightsCompensationExpense_0C767B2B1028D2139B93DEF78215CC22" xlink:to="lab_wdc_EmployeeServiceShareBasedCompensationTaxBenefitFromStockAppreciationRightsCompensationExpense_0C767B2B1028D2139B93DEF78215CC22" xlink:type="arc" />
    <link:label id="lab_wdc_CashSettledStockAppreciationRightsLiability_CB81B5F4459A0D948319DEF782155B4D_terseLabel_en-US" xlink:label="lab_wdc_CashSettledStockAppreciationRightsLiability_CB81B5F4459A0D948319DEF782155B4D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total liability related to SARs</link:label>
    <link:label id="lab_wdc_CashSettledStockAppreciationRightsLiability_CB81B5F4459A0D948319DEF782155B4D_label_en-US" xlink:label="lab_wdc_CashSettledStockAppreciationRightsLiability_CB81B5F4459A0D948319DEF782155B4D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash Settled Stock Appreciation Rights Liability</link:label>
    <link:label id="lab_wdc_CashSettledStockAppreciationRightsLiability_CB81B5F4459A0D948319DEF782155B4D_documentation_en-US" xlink:label="lab_wdc_CashSettledStockAppreciationRightsLiability_CB81B5F4459A0D948319DEF782155B4D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Carrying value of the cash-settled stock appreciation rights at the balance sheet date .</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_CashSettledStockAppreciationRightsLiability" xlink:label="loc_wdc_CashSettledStockAppreciationRightsLiability_CB81B5F4459A0D948319DEF782155B4D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_CashSettledStockAppreciationRightsLiability_CB81B5F4459A0D948319DEF782155B4D" xlink:to="lab_wdc_CashSettledStockAppreciationRightsLiability_CB81B5F4459A0D948319DEF782155B4D" xlink:type="arc" />
    <link:label id="lab_wdc_AssumedStockAppreciationRightsOutstandingAtBalanceSheetDate_6F4C141E0D480313860DDEF7821AE9C3_terseLabel_en-US" xlink:label="lab_wdc_AssumedStockAppreciationRightsOutstandingAtBalanceSheetDate_6F4C141E0D480313860DDEF7821AE9C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Assumed Stock Appreciation Rights Outstanding At Balance Sheet Date</link:label>
    <link:label id="lab_wdc_AssumedStockAppreciationRightsOutstandingAtBalanceSheetDate_6F4C141E0D480313860DDEF7821AE9C3_label_en-US" xlink:label="lab_wdc_AssumedStockAppreciationRightsOutstandingAtBalanceSheetDate_6F4C141E0D480313860DDEF7821AE9C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assumed Stock Appreciation Rights Outstanding At Balance Sheet Date</link:label>
    <link:label id="lab_wdc_AssumedStockAppreciationRightsOutstandingAtBalanceSheetDate_6F4C141E0D480313860DDEF7821AE9C3_documentation_en-US" xlink:label="lab_wdc_AssumedStockAppreciationRightsOutstandingAtBalanceSheetDate_6F4C141E0D480313860DDEF7821AE9C3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Assumed stock appreciation rights outstanding at balance sheet date.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_AssumedStockAppreciationRightsOutstandingAtBalanceSheetDate" xlink:label="loc_wdc_AssumedStockAppreciationRightsOutstandingAtBalanceSheetDate_6F4C141E0D480313860DDEF7821AE9C3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_AssumedStockAppreciationRightsOutstandingAtBalanceSheetDate_6F4C141E0D480313860DDEF7821AE9C3" xlink:to="lab_wdc_AssumedStockAppreciationRightsOutstandingAtBalanceSheetDate_6F4C141E0D480313860DDEF7821AE9C3" xlink:type="arc" />
    <link:label id="lab_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPrice_A2E5A7CAFE1E994AC02BDEF7821AF5E7_terseLabel_en-US" xlink:label="lab_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPrice_A2E5A7CAFE1E994AC02BDEF7821AF5E7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Options outstanding to purchase shares with exercise price below company stock price</link:label>
    <link:label id="lab_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPrice_A2E5A7CAFE1E994AC02BDEF7821AF5E7_label_en-US" xlink:label="lab_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPrice_A2E5A7CAFE1E994AC02BDEF7821AF5E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Options Outstanding To Purchase Shares With Exercise Price Below Company Stock Price</link:label>
    <link:label id="lab_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPrice_A2E5A7CAFE1E994AC02BDEF7821AF5E7_documentation_en-US" xlink:label="lab_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPrice_A2E5A7CAFE1E994AC02BDEF7821AF5E7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Aggregate amount of options outstanding with an exercise price below the quoted price of the Company's stock on the date of the latest balance sheet presented.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPrice" xlink:label="loc_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPrice_A2E5A7CAFE1E994AC02BDEF7821AF5E7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPrice_A2E5A7CAFE1E994AC02BDEF7821AF5E7" xlink:to="lab_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPrice_A2E5A7CAFE1E994AC02BDEF7821AF5E7" xlink:type="arc" />
    <link:label id="lab_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPriceIntrinsicValue_E3A48AD93D2B70DC44EBDEF7821ACB73_terseLabel_en-US" xlink:label="lab_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPriceIntrinsicValue_E3A48AD93D2B70DC44EBDEF7821ACB73" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Options outstanding to purchase shares with exercise price below company stock price, intrinsic value</link:label>
    <link:label id="lab_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPriceIntrinsicValue_E3A48AD93D2B70DC44EBDEF7821ACB73_label_en-US" xlink:label="lab_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPriceIntrinsicValue_E3A48AD93D2B70DC44EBDEF7821ACB73" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Options Outstanding To Purchase Shares With Exercise Price Below Company Stock Price Intrinsic Value</link:label>
    <link:label id="lab_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPriceIntrinsicValue_E3A48AD93D2B70DC44EBDEF7821ACB73_documentation_en-US" xlink:label="lab_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPriceIntrinsicValue_E3A48AD93D2B70DC44EBDEF7821ACB73" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The total dollar difference between fair values of underlying shares reserved for issuance and exercising prices pertaining to options outstanding with an exercise price below the quoted price of the Company's stock on the date of the latest balance sheet presented.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPriceIntrinsicValue" xlink:label="loc_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPriceIntrinsicValue_E3A48AD93D2B70DC44EBDEF7821ACB73" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPriceIntrinsicValue_E3A48AD93D2B70DC44EBDEF7821ACB73" xlink:to="lab_wdc_OptionsOutstandingToPurchaseSharesWithExercisePriceBelowCompanyStockPriceIntrinsicValue_E3A48AD93D2B70DC44EBDEF7821ACB73" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_B0ECABE40DD1D65FE864DEF7821A1195_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_B0ECABE40DD1D65FE864DEF7821A1195" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Aggregate intrinsic value of options exercised under the Company's stock option plan</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_B0ECABE40DD1D65FE864DEF7821A1195_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_B0ECABE40DD1D65FE864DEF7821A1195" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_B0ECABE40DD1D65FE864DEF7821A1195" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_B0ECABE40DD1D65FE864DEF7821A1195" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_B0ECABE40DD1D65FE864DEF7821A1195" xlink:type="arc" />
    <link:label id="lab_wdc_GrantDateFairValueOfSharesUnderlyingRestrictedStockAwards_37F44706BB3A7D7A2FF0DEF7821A910E_terseLabel_en-US" xlink:label="lab_wdc_GrantDateFairValueOfSharesUnderlyingRestrictedStockAwards_37F44706BB3A7D7A2FF0DEF7821A910E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Grant-date fair value of the shares underlying the restricted stock awards</link:label>
    <link:label id="lab_wdc_GrantDateFairValueOfSharesUnderlyingRestrictedStockAwards_37F44706BB3A7D7A2FF0DEF7821A910E_label_en-US" xlink:label="lab_wdc_GrantDateFairValueOfSharesUnderlyingRestrictedStockAwards_37F44706BB3A7D7A2FF0DEF7821A910E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Grant Date Fair Value Of Shares Underlying Restricted Stock Awards</link:label>
    <link:label id="lab_wdc_GrantDateFairValueOfSharesUnderlyingRestrictedStockAwards_37F44706BB3A7D7A2FF0DEF7821A910E_documentation_en-US" xlink:label="lab_wdc_GrantDateFairValueOfSharesUnderlyingRestrictedStockAwards_37F44706BB3A7D7A2FF0DEF7821A910E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Grant-date fair value of shares underlying restricted stock awards.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_GrantDateFairValueOfSharesUnderlyingRestrictedStockAwards" xlink:label="loc_wdc_GrantDateFairValueOfSharesUnderlyingRestrictedStockAwards_37F44706BB3A7D7A2FF0DEF7821A910E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_GrantDateFairValueOfSharesUnderlyingRestrictedStockAwards_37F44706BB3A7D7A2FF0DEF7821A910E" xlink:to="lab_wdc_GrantDateFairValueOfSharesUnderlyingRestrictedStockAwards_37F44706BB3A7D7A2FF0DEF7821A910E" xlink:type="arc" />
    <link:label id="lab_wdc_ForfeitureRateOfRestrictedStockUnitValuationAssumption_43BE4FD40E92E63E9EFEDEF7821A1A8B_terseLabel_en-US" xlink:label="lab_wdc_ForfeitureRateOfRestrictedStockUnitValuationAssumption_43BE4FD40E92E63E9EFEDEF7821A1A8B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Forfeiture rate of restricted stock unit valuation assumption</link:label>
    <link:label id="lab_wdc_ForfeitureRateOfRestrictedStockUnitValuationAssumption_43BE4FD40E92E63E9EFEDEF7821A1A8B_label_en-US" xlink:label="lab_wdc_ForfeitureRateOfRestrictedStockUnitValuationAssumption_43BE4FD40E92E63E9EFEDEF7821A1A8B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Forfeiture Rate Of Restricted Stock Unit Valuation Assumption</link:label>
    <link:label id="lab_wdc_ForfeitureRateOfRestrictedStockUnitValuationAssumption_43BE4FD40E92E63E9EFEDEF7821A1A8B_documentation_en-US" xlink:label="lab_wdc_ForfeitureRateOfRestrictedStockUnitValuationAssumption_43BE4FD40E92E63E9EFEDEF7821A1A8B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Forfeiture rate of restricted stock unit valuation assumption.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ForfeitureRateOfRestrictedStockUnitValuationAssumption" xlink:label="loc_wdc_ForfeitureRateOfRestrictedStockUnitValuationAssumption_43BE4FD40E92E63E9EFEDEF7821A1A8B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ForfeitureRateOfRestrictedStockUnitValuationAssumption_43BE4FD40E92E63E9EFEDEF7821A1A8B" xlink:to="lab_wdc_ForfeitureRateOfRestrictedStockUnitValuationAssumption_43BE4FD40E92E63E9EFEDEF7821A1A8B" xlink:type="arc" />
    <link:label id="lab_wdc_StockAppreciationRightOutstandingWeightedAverageExercisePrice_86B154FEE1E4BC637554DEF7821B1344_terseLabel_en-US" xlink:label="lab_wdc_StockAppreciationRightOutstandingWeightedAverageExercisePrice_86B154FEE1E4BC637554DEF7821B1344" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock Appreciation Right outstanding, weighted average exercise price</link:label>
    <link:label id="lab_wdc_StockAppreciationRightOutstandingWeightedAverageExercisePrice_86B154FEE1E4BC637554DEF7821B1344_label_en-US" xlink:label="lab_wdc_StockAppreciationRightOutstandingWeightedAverageExercisePrice_86B154FEE1E4BC637554DEF7821B1344" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Appreciation Right Outstanding Weighted Average Exercise Price</link:label>
    <link:label id="lab_wdc_StockAppreciationRightOutstandingWeightedAverageExercisePrice_86B154FEE1E4BC637554DEF7821B1344_documentation_en-US" xlink:label="lab_wdc_StockAppreciationRightOutstandingWeightedAverageExercisePrice_86B154FEE1E4BC637554DEF7821B1344" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The weighted average exercise price at which grantees can exercise stock appreciation rights for cash settlement.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_StockAppreciationRightOutstandingWeightedAverageExercisePrice" xlink:label="loc_wdc_StockAppreciationRightOutstandingWeightedAverageExercisePrice_86B154FEE1E4BC637554DEF7821B1344" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_StockAppreciationRightOutstandingWeightedAverageExercisePrice_86B154FEE1E4BC637554DEF7821B1344" xlink:to="lab_wdc_StockAppreciationRightOutstandingWeightedAverageExercisePrice_86B154FEE1E4BC637554DEF7821B1344" xlink:type="arc" />
    <link:label id="lab_wdc_StockAppreciationRightsOutstandingAtBalanceSheetDate_DAA047B35976EBE23083DEF7821B8121_terseLabel_en-US" xlink:label="lab_wdc_StockAppreciationRightsOutstandingAtBalanceSheetDate_DAA047B35976EBE23083DEF7821B8121" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of assumed SARs outstanding</link:label>
    <link:label id="lab_wdc_StockAppreciationRightsOutstandingAtBalanceSheetDate_DAA047B35976EBE23083DEF7821B8121_label_en-US" xlink:label="lab_wdc_StockAppreciationRightsOutstandingAtBalanceSheetDate_DAA047B35976EBE23083DEF7821B8121" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Appreciation Rights Outstanding At Balance Sheet Date</link:label>
    <link:label id="lab_wdc_StockAppreciationRightsOutstandingAtBalanceSheetDate_DAA047B35976EBE23083DEF7821B8121_documentation_en-US" xlink:label="lab_wdc_StockAppreciationRightsOutstandingAtBalanceSheetDate_DAA047B35976EBE23083DEF7821B8121" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Stock appreciation rights outstanding at balance sheet date.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_StockAppreciationRightsOutstandingAtBalanceSheetDate" xlink:label="loc_wdc_StockAppreciationRightsOutstandingAtBalanceSheetDate_DAA047B35976EBE23083DEF7821B8121" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_StockAppreciationRightsOutstandingAtBalanceSheetDate_DAA047B35976EBE23083DEF7821B8121" xlink:to="lab_wdc_StockAppreciationRightsOutstandingAtBalanceSheetDate_DAA047B35976EBE23083DEF7821B8121" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_A50559D0CFDF044185FFDEF7821B159C_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_A50559D0CFDF044185FFDEF7821B159C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted average expected term of the Company's stock options</link:label>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_A50559D0CFDF044185FFDEF7821B159C_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_A50559D0CFDF044185FFDEF7821B159C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_A50559D0CFDF044185FFDEF7821B159C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_A50559D0CFDF044185FFDEF7821B159C" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_A50559D0CFDF044185FFDEF7821B159C" xlink:type="arc" />
    <link:label id="lab_wdc_StockRepurchaseProgramAdditionalAmountAuthorized_5B19C6DC0D365F18B89CDEF7821B5D6F_terseLabel_en-US" xlink:label="lab_wdc_StockRepurchaseProgramAdditionalAmountAuthorized_5B19C6DC0D365F18B89CDEF7821B5D6F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock Repurchase Program Additional Amount Authorized</link:label>
    <link:label id="lab_wdc_StockRepurchaseProgramAdditionalAmountAuthorized_5B19C6DC0D365F18B89CDEF7821B5D6F_label_en-US" xlink:label="lab_wdc_StockRepurchaseProgramAdditionalAmountAuthorized_5B19C6DC0D365F18B89CDEF7821B5D6F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">StockRepurchaseProgramAdditionalAmountAuthorized</link:label>
    <link:label id="lab_wdc_StockRepurchaseProgramAdditionalAmountAuthorized_5B19C6DC0D365F18B89CDEF7821B5D6F_documentation_en-US" xlink:label="lab_wdc_StockRepurchaseProgramAdditionalAmountAuthorized_5B19C6DC0D365F18B89CDEF7821B5D6F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Stock Repurchase Program Additional Amount Authorized</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_StockRepurchaseProgramAdditionalAmountAuthorized" xlink:label="loc_wdc_StockRepurchaseProgramAdditionalAmountAuthorized_5B19C6DC0D365F18B89CDEF7821B5D6F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_StockRepurchaseProgramAdditionalAmountAuthorized_5B19C6DC0D365F18B89CDEF7821B5D6F" xlink:to="lab_wdc_StockRepurchaseProgramAdditionalAmountAuthorized_5B19C6DC0D365F18B89CDEF7821B5D6F" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_2EE44C3CD5917AD62F91DEF7821B1F15_terseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_2EE44C3CD5917AD62F91DEF7821B1F15" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock Repurchase Program, Authorized Amount</link:label>
    <link:label id="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_2EE44C3CD5917AD62F91DEF7821B1F15_label_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_2EE44C3CD5917AD62F91DEF7821B1F15" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Repurchase Program, Authorized Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockRepurchaseProgramAuthorizedAmount1" xlink:label="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_2EE44C3CD5917AD62F91DEF7821B1F15" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_2EE44C3CD5917AD62F91DEF7821B1F15" xlink:to="lab_us-gaap_StockRepurchaseProgramAuthorizedAmount1_2EE44C3CD5917AD62F91DEF7821B1F15" xlink:type="arc" />
    <link:label id="lab_wdc_StockRepurchaseProgramTotalAmountAuthorized_BCB87EC4498DD30E37CADEF7821B2735_terseLabel_en-US" xlink:label="lab_wdc_StockRepurchaseProgramTotalAmountAuthorized_BCB87EC4498DD30E37CADEF7821B2735" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock Repurchase Program Total Amount Authorized</link:label>
    <link:label id="lab_wdc_StockRepurchaseProgramTotalAmountAuthorized_BCB87EC4498DD30E37CADEF7821B2735_label_en-US" xlink:label="lab_wdc_StockRepurchaseProgramTotalAmountAuthorized_BCB87EC4498DD30E37CADEF7821B2735" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stock Repurchase Program Total Amount Authorized</link:label>
    <link:label id="lab_wdc_StockRepurchaseProgramTotalAmountAuthorized_BCB87EC4498DD30E37CADEF7821B2735_documentation_en-US" xlink:label="lab_wdc_StockRepurchaseProgramTotalAmountAuthorized_BCB87EC4498DD30E37CADEF7821B2735" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Stock Repurchase Program Total Amount Authorized</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_StockRepurchaseProgramTotalAmountAuthorized" xlink:label="loc_wdc_StockRepurchaseProgramTotalAmountAuthorized_BCB87EC4498DD30E37CADEF7821B2735" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_StockRepurchaseProgramTotalAmountAuthorized_BCB87EC4498DD30E37CADEF7821B2735" xlink:to="lab_wdc_StockRepurchaseProgramTotalAmountAuthorized_BCB87EC4498DD30E37CADEF7821B2735" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockSharesAcquired_94CFC21F11F1056D5D10DEF7821BE563_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockSharesAcquired_94CFC21F11F1056D5D10DEF7821BE563" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Treasury Stock, Shares, Acquired</link:label>
    <link:label id="lab_us-gaap_TreasuryStockSharesAcquired_94CFC21F11F1056D5D10DEF7821BE563_label_en-US" xlink:label="lab_us-gaap_TreasuryStockSharesAcquired_94CFC21F11F1056D5D10DEF7821BE563" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Shares, Acquired</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_TreasuryStockSharesAcquired" xlink:label="loc_us-gaap_TreasuryStockSharesAcquired_94CFC21F11F1056D5D10DEF7821BE563" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockSharesAcquired_94CFC21F11F1056D5D10DEF7821BE563" xlink:to="lab_us-gaap_TreasuryStockSharesAcquired_94CFC21F11F1056D5D10DEF7821BE563" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_B75B84459FBE6E25261BDEF7821BD235_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_B75B84459FBE6E25261BDEF7821BD235" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Treasury Stock, Value, Acquired, Cost Method</link:label>
    <link:label id="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_B75B84459FBE6E25261BDEF7821BD235_label_en-US" xlink:label="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_B75B84459FBE6E25261BDEF7821BD235" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Value, Acquired, Cost Method</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_B75B84459FBE6E25261BDEF7821BD235" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_B75B84459FBE6E25261BDEF7821BD235" xlink:to="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_B75B84459FBE6E25261BDEF7821BD235" xlink:type="arc" />
    <link:label id="lab_wdc_RemainingAmountForRepurchaseUnderShareRepurchaseProgram_597764B0B4FD2DBB4F6FDEF7821B24BF_terseLabel_en-US" xlink:label="lab_wdc_RemainingAmountForRepurchaseUnderShareRepurchaseProgram_597764B0B4FD2DBB4F6FDEF7821B24BF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Remaining Amount For Repurchase Under Share Repurchase Program</link:label>
    <link:label id="lab_wdc_RemainingAmountForRepurchaseUnderShareRepurchaseProgram_597764B0B4FD2DBB4F6FDEF7821B24BF_label_en-US" xlink:label="lab_wdc_RemainingAmountForRepurchaseUnderShareRepurchaseProgram_597764B0B4FD2DBB4F6FDEF7821B24BF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">RemainingAmountForRepurchaseUnderShareRepurchaseProgram</link:label>
    <link:label id="lab_wdc_RemainingAmountForRepurchaseUnderShareRepurchaseProgram_597764B0B4FD2DBB4F6FDEF7821B24BF_documentation_en-US" xlink:label="lab_wdc_RemainingAmountForRepurchaseUnderShareRepurchaseProgram_597764B0B4FD2DBB4F6FDEF7821B24BF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Remaining Amount For Repurchase Under Share Repurchase Program</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_RemainingAmountForRepurchaseUnderShareRepurchaseProgram" xlink:label="loc_wdc_RemainingAmountForRepurchaseUnderShareRepurchaseProgram_597764B0B4FD2DBB4F6FDEF7821B24BF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_RemainingAmountForRepurchaseUnderShareRepurchaseProgram_597764B0B4FD2DBB4F6FDEF7821B24BF" xlink:to="lab_wdc_RemainingAmountForRepurchaseUnderShareRepurchaseProgram_597764B0B4FD2DBB4F6FDEF7821B24BF" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_F5DB006552F4B67A4261DF0585E3B38B_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_F5DB006552F4B67A4261DF0585E3B38B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_F5DB006552F4B67A4261DF0585E3B38B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_F5DB006552F4B67A4261DF0585E3B38B" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_F5DB006552F4B67A4261DF0585E3B38B" xlink:type="arc" />
    <link:label id="lab_wdc_CashDividendPerCommonShareDeclared_0ADE7C7BBA8C0E8EA1C1DEF7821C02BD_verboseLabel_en-US" xlink:label="lab_wdc_CashDividendPerCommonShareDeclared_0ADE7C7BBA8C0E8EA1C1DEF7821C02BD" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Cash dividend</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_CashDividendPerCommonShareDeclared" xlink:label="loc_wdc_CashDividendPerCommonShareDeclared_0ADE7C7BBA8C0E8EA1C1DEF7821C02BD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_CashDividendPerCommonShareDeclared_0ADE7C7BBA8C0E8EA1C1DEF7821C02BD" xlink:to="lab_wdc_CashDividendPerCommonShareDeclared_0ADE7C7BBA8C0E8EA1C1DEF7821C02BD" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsOfDividends_6FE2178F6810421A7591DEF7821C19AF_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDividends_6FE2178F6810421A7591DEF7821C19AF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Payments of Dividends</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsOfDividends" xlink:label="loc_us-gaap_PaymentsOfDividends_6FE2178F6810421A7591DEF7821C19AF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsOfDividends_6FE2178F6810421A7591DEF7821C19AF" xlink:to="lab_us-gaap_PaymentsOfDividends_6FE2178F6810421A7591DEF7821C19AF" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanBenefitObligation_1DE751F69D081702346DB415FEF8C009_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBenefitObligation_1DE751F69D081702346DB415FEF8C009" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Benefit obligation</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanBenefitObligation_1DE751F69D081702346DB415FEF8C009_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanBenefitObligation_1DE751F69D081702346DB415FEF8C009" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Benefit Obligation</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligation" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligation_1DE751F69D081702346DB415FEF8C009" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanBenefitObligation_1DE751F69D081702346DB415FEF8C009" xlink:to="lab_us-gaap_DefinedBenefitPlanBenefitObligation_1DE751F69D081702346DB415FEF8C009" xlink:type="arc" />
    <link:label id="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_B4760C42A78AE80B13ECB415FEF895A1_negatedLabel_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_B4760C42A78AE80B13ECB415FEF895A1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Fair value of plan assets</link:label>
    <link:label id="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_B4760C42A78AE80B13ECB415FEF895A1_label_en-US" xlink:label="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_B4760C42A78AE80B13ECB415FEF895A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan, Fair Value of Plan Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_B4760C42A78AE80B13ECB415FEF895A1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_B4760C42A78AE80B13ECB415FEF895A1" xlink:to="lab_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_B4760C42A78AE80B13ECB415FEF895A1" xlink:type="arc" />
    <link:label id="lab_wdc_DefinedBenefitPlanUnfundedStatus_468C9E322934404BD99BB415FEF81AAF_totalLabel_en-US" xlink:label="lab_wdc_DefinedBenefitPlanUnfundedStatus_468C9E322934404BD99BB415FEF81AAF" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Unfunded status</link:label>
    <link:label id="lab_wdc_DefinedBenefitPlanUnfundedStatus_468C9E322934404BD99BB415FEF81AAF_label_en-US" xlink:label="lab_wdc_DefinedBenefitPlanUnfundedStatus_468C9E322934404BD99BB415FEF81AAF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Defined Benefit Plan Unfunded Status</link:label>
    <link:label id="lab_wdc_DefinedBenefitPlanUnfundedStatus_468C9E322934404BD99BB415FEF81AAF_documentation_en-US" xlink:label="lab_wdc_DefinedBenefitPlanUnfundedStatus_468C9E322934404BD99BB415FEF81AAF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Defined benefit plan unfunded status.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_DefinedBenefitPlanUnfundedStatus" xlink:label="loc_wdc_DefinedBenefitPlanUnfundedStatus_468C9E322934404BD99BB415FEF81AAF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_DefinedBenefitPlanUnfundedStatus_468C9E322934404BD99BB415FEF81AAF" xlink:to="lab_wdc_DefinedBenefitPlanUnfundedStatus_468C9E322934404BD99BB415FEF81AAF" xlink:type="arc" />
    <link:label id="lab_wdc_SupplementalFinancialStatementDataAbstract_C8D83CAC1E30165A4099CE3C13C9034F_label_en-US" xlink:label="lab_wdc_SupplementalFinancialStatementDataAbstract_C8D83CAC1E30165A4099CE3C13C9034F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Supplemental Financial Statement Data [Abstract]</link:label>
    <link:label id="lab_wdc_SupplementalFinancialStatementDataAbstract_C8D83CAC1E30165A4099CE3C13C9034F_documentation_en-US" xlink:label="lab_wdc_SupplementalFinancialStatementDataAbstract_C8D83CAC1E30165A4099CE3C13C9034F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Supplemental Financial Statement Data [Abstract]</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_SupplementalFinancialStatementDataAbstract" xlink:label="loc_wdc_SupplementalFinancialStatementDataAbstract_C8D83CAC1E30165A4099CE3C13C9034F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_SupplementalFinancialStatementDataAbstract_C8D83CAC1E30165A4099CE3C13C9034F" xlink:to="lab_wdc_SupplementalFinancialStatementDataAbstract_C8D83CAC1E30165A4099CE3C13C9034F" xlink:type="arc" />
    <link:label id="lab_wdc_Tradeaccountsreceivablefactored_85289B82A3624C23D248CE3C4DFD1576_terseLabel_en-US" xlink:label="lab_wdc_Tradeaccountsreceivablefactored_85289B82A3624C23D248CE3C4DFD1576" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">trade accounts receivable, factored</link:label>
    <link:label id="lab_wdc_Tradeaccountsreceivablefactored_85289B82A3624C23D248CE3C4DFD1576_label_en-US" xlink:label="lab_wdc_Tradeaccountsreceivablefactored_85289B82A3624C23D248CE3C4DFD1576" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">trade accounts receivable, factored</link:label>
    <link:label id="lab_wdc_Tradeaccountsreceivablefactored_85289B82A3624C23D248CE3C4DFD1576_documentation_en-US" xlink:label="lab_wdc_Tradeaccountsreceivablefactored_85289B82A3624C23D248CE3C4DFD1576" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">trade accounts receivable, factored</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_Tradeaccountsreceivablefactored" xlink:label="loc_wdc_Tradeaccountsreceivablefactored_85289B82A3624C23D248CE3C4DFD1576" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_Tradeaccountsreceivablefactored_85289B82A3624C23D248CE3C4DFD1576" xlink:to="lab_wdc_Tradeaccountsreceivablefactored_85289B82A3624C23D248CE3C4DFD1576" xlink:type="arc" />
    <link:label id="lab_wdc_ProductWarrantyPeriodMinimum_2D47EA9FF8F21390876FCE3C13CA5010_terseLabel_en-US" xlink:label="lab_wdc_ProductWarrantyPeriodMinimum_2D47EA9FF8F21390876FCE3C13CA5010" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Product warranty, Minimum</link:label>
    <link:label id="lab_wdc_ProductWarrantyPeriodMinimum_2D47EA9FF8F21390876FCE3C13CA5010_label_en-US" xlink:label="lab_wdc_ProductWarrantyPeriodMinimum_2D47EA9FF8F21390876FCE3C13CA5010" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Product Warranty Period Minimum</link:label>
    <link:label id="lab_wdc_ProductWarrantyPeriodMinimum_2D47EA9FF8F21390876FCE3C13CA5010_documentation_en-US" xlink:label="lab_wdc_ProductWarrantyPeriodMinimum_2D47EA9FF8F21390876FCE3C13CA5010" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Product warranty period minimum.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ProductWarrantyPeriodMinimum" xlink:label="loc_wdc_ProductWarrantyPeriodMinimum_2D47EA9FF8F21390876FCE3C13CA5010" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ProductWarrantyPeriodMinimum_2D47EA9FF8F21390876FCE3C13CA5010" xlink:to="lab_wdc_ProductWarrantyPeriodMinimum_2D47EA9FF8F21390876FCE3C13CA5010" xlink:type="arc" />
    <link:label id="lab_wdc_ProductWarrantyPeriodMaximum_113A9E1FDB8EF7EBA668CE3C13CA9197_terseLabel_en-US" xlink:label="lab_wdc_ProductWarrantyPeriodMaximum_113A9E1FDB8EF7EBA668CE3C13CA9197" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Product warranty, Maximum</link:label>
    <link:label id="lab_wdc_ProductWarrantyPeriodMaximum_113A9E1FDB8EF7EBA668CE3C13CA9197_label_en-US" xlink:label="lab_wdc_ProductWarrantyPeriodMaximum_113A9E1FDB8EF7EBA668CE3C13CA9197" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Product Warranty Period Maximum</link:label>
    <link:label id="lab_wdc_ProductWarrantyPeriodMaximum_113A9E1FDB8EF7EBA668CE3C13CA9197_documentation_en-US" xlink:label="lab_wdc_ProductWarrantyPeriodMaximum_113A9E1FDB8EF7EBA668CE3C13CA9197" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Product warranty period maximum.</link:label>
    <link:loc xlink:href="wdc-20151002.xsd#wdc_ProductWarrantyPeriodMaximum" xlink:label="loc_wdc_ProductWarrantyPeriodMaximum_113A9E1FDB8EF7EBA668CE3C13CA9197" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_ProductWarrantyPeriodMaximum_113A9E1FDB8EF7EBA668CE3C13CA9197" xlink:to="lab_wdc_ProductWarrantyPeriodMaximum_113A9E1FDB8EF7EBA668CE3C13CA9197" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProductWarrantyAccrualNoncurrent_4C7FB7E2EC86CE20F383CE3C13CA676F_terseLabel_en-US" xlink:label="lab_us-gaap_ProductWarrantyAccrualNoncurrent_4C7FB7E2EC86CE20F383CE3C13CA676F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term portion of the warranty accrual classified in other liabilities</link:label>
    <link:label id="lab_us-gaap_ProductWarrantyAccrualNoncurrent_4C7FB7E2EC86CE20F383CE3C13CA676F_label_en-US" xlink:label="lab_us-gaap_ProductWarrantyAccrualNoncurrent_4C7FB7E2EC86CE20F383CE3C13CA676F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Product Warranty Accrual, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProductWarrantyAccrualNoncurrent" xlink:label="loc_us-gaap_ProductWarrantyAccrualNoncurrent_4C7FB7E2EC86CE20F383CE3C13CA676F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProductWarrantyAccrualNoncurrent_4C7FB7E2EC86CE20F383CE3C13CA676F" xlink:to="lab_us-gaap_ProductWarrantyAccrualNoncurrent_4C7FB7E2EC86CE20F383CE3C13CA676F" xlink:type="arc" />
  </link:labelLink>
</link:linkbase>
