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<!--XBRL Document Created with the Workiva Platform-->
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  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel"/>
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  <link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
    <link:label id="lab_wdc_AddDeductChangeAsOfTheVestingDateFromTheEndOfThePriorFiscalYearInFairValueOfAwardsGrantedInAnyPriorFiscalYearForWhichVestingConditionsWereSatisfiedMember_label_en-US" xlink:label="lab_wdc_AddDeductChangeAsOfTheVestingDateFromTheEndOfThePriorFiscalYearInFairValueOfAwardsGrantedInAnyPriorFiscalYearForWhichVestingConditionsWereSatisfiedMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Add/(Deduct): Change As Of The Vesting Date (From The End Of The Prior Fiscal Year) In Fair Value Of Awards Granted In Any Prior Fiscal Year For Which Vesting Conditions Were Satisfied [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_wdc_AddDeductChangeAsOfTheVestingDateFromTheEndOfThePriorFiscalYearInFairValueOfAwardsGrantedInAnyPriorFiscalYearForWhichVestingConditionsWereSatisfiedMember" xlink:href="wdc-20251006.xsd#wdc_AddDeductChangeAsOfTheVestingDateFromTheEndOfThePriorFiscalYearInFairValueOfAwardsGrantedInAnyPriorFiscalYearForWhichVestingConditionsWereSatisfiedMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_AddDeductChangeAsOfTheVestingDateFromTheEndOfThePriorFiscalYearInFairValueOfAwardsGrantedInAnyPriorFiscalYearForWhichVestingConditionsWereSatisfiedMember" xlink:to="lab_wdc_AddDeductChangeAsOfTheVestingDateFromTheEndOfThePriorFiscalYearInFairValueOfAwardsGrantedInAnyPriorFiscalYearForWhichVestingConditionsWereSatisfiedMember" xlink:type="arc" order="1"/>
    <link:label id="lab_wdc_DeductStockAwardsAndOptionAwardsTotalsAsIncludedInTheSummaryCompensationTableTotalForTheCoveredFiscalYearMember_label_en-US" xlink:label="lab_wdc_DeductStockAwardsAndOptionAwardsTotalsAsIncludedInTheSummaryCompensationTableTotalForTheCoveredFiscalYearMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">(Deduct): Stock Awards And Option Awards Totals As Included In The Summary Compensation Table Total For The Covered Fiscal Year [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_wdc_DeductStockAwardsAndOptionAwardsTotalsAsIncludedInTheSummaryCompensationTableTotalForTheCoveredFiscalYearMember" xlink:href="wdc-20251006.xsd#wdc_DeductStockAwardsAndOptionAwardsTotalsAsIncludedInTheSummaryCompensationTableTotalForTheCoveredFiscalYearMember"/>
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    <link:label id="lab_wdc_GoeckelerMember_label_en-US" xlink:label="lab_wdc_GoeckelerMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goeckeler [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_wdc_GoeckelerMember" xlink:href="wdc-20251006.xsd#wdc_GoeckelerMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_GoeckelerMember" xlink:to="lab_wdc_GoeckelerMember" xlink:type="arc" order="1"/>
    <link:label id="lab_wdc_AddFairValueAtYearEndOfAwardsGrantedDuringTheCoveredFiscalYearThatWereOutstandingAndUnvestedAtTheCoveredFiscalYearEndMember_label_en-US" xlink:label="lab_wdc_AddFairValueAtYearEndOfAwardsGrantedDuringTheCoveredFiscalYearThatWereOutstandingAndUnvestedAtTheCoveredFiscalYearEndMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Add: Fair Value At Year End Of Awards Granted During The Covered Fiscal Year That Were Outstanding And Unvested At The Covered Fiscal Year End [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_wdc_AddFairValueAtYearEndOfAwardsGrantedDuringTheCoveredFiscalYearThatWereOutstandingAndUnvestedAtTheCoveredFiscalYearEndMember" xlink:href="wdc-20251006.xsd#wdc_AddFairValueAtYearEndOfAwardsGrantedDuringTheCoveredFiscalYearThatWereOutstandingAndUnvestedAtTheCoveredFiscalYearEndMember"/>
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    <link:label id="lab_wdc_AddDeductChangeAsOfTheLastDayOfTheCoveredFiscalYearFromTheEndOfThePriorFiscalYearInFairValueOfAwardsGrantedInAnyPriorFiscalYearThatWereOutstandingAndUnvestedMember_label_en-US" xlink:label="lab_wdc_AddDeductChangeAsOfTheLastDayOfTheCoveredFiscalYearFromTheEndOfThePriorFiscalYearInFairValueOfAwardsGrantedInAnyPriorFiscalYearThatWereOutstandingAndUnvestedMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Add/(Deduct): Change As Of The Last Day Of The Covered Fiscal Year (From The End Of The Prior Fiscal Year) In Fair Value Of Awards Granted In Any Prior Fiscal Year That Were Outstanding And Unvested [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_wdc_AddDeductChangeAsOfTheLastDayOfTheCoveredFiscalYearFromTheEndOfThePriorFiscalYearInFairValueOfAwardsGrantedInAnyPriorFiscalYearThatWereOutstandingAndUnvestedMember" xlink:href="wdc-20251006.xsd#wdc_AddDeductChangeAsOfTheLastDayOfTheCoveredFiscalYearFromTheEndOfThePriorFiscalYearInFairValueOfAwardsGrantedInAnyPriorFiscalYearThatWereOutstandingAndUnvestedMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_AddDeductChangeAsOfTheLastDayOfTheCoveredFiscalYearFromTheEndOfThePriorFiscalYearInFairValueOfAwardsGrantedInAnyPriorFiscalYearThatWereOutstandingAndUnvestedMember" xlink:to="lab_wdc_AddDeductChangeAsOfTheLastDayOfTheCoveredFiscalYearFromTheEndOfThePriorFiscalYearInFairValueOfAwardsGrantedInAnyPriorFiscalYearThatWereOutstandingAndUnvestedMember" xlink:type="arc" order="1"/>
    <link:label id="lab_wdc_TanMember_label_en-US" xlink:label="lab_wdc_TanMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tan [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_wdc_TanMember" xlink:href="wdc-20251006.xsd#wdc_TanMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_TanMember" xlink:to="lab_wdc_TanMember" xlink:type="arc" order="1"/>
    <link:label id="lab_wdc_AddValueOfDividendsOrOtherEarningsPaidOnEquityAwardsNotOtherwiseReflectedInTotalCompensationMember_label_en-US" xlink:label="lab_wdc_AddValueOfDividendsOrOtherEarningsPaidOnEquityAwardsNotOtherwiseReflectedInTotalCompensationMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Add: Value of Dividends or Other Earnings Paid on Equity Awards Not Otherwise Reflected in Total Compensation [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_wdc_AddValueOfDividendsOrOtherEarningsPaidOnEquityAwardsNotOtherwiseReflectedInTotalCompensationMember" xlink:href="wdc-20251006.xsd#wdc_AddValueOfDividendsOrOtherEarningsPaidOnEquityAwardsNotOtherwiseReflectedInTotalCompensationMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_AddValueOfDividendsOrOtherEarningsPaidOnEquityAwardsNotOtherwiseReflectedInTotalCompensationMember" xlink:to="lab_wdc_AddValueOfDividendsOrOtherEarningsPaidOnEquityAwardsNotOtherwiseReflectedInTotalCompensationMember" xlink:type="arc" order="1"/>
    <link:label id="lab_wdc_DeductForAwardsGrantedInAnyPriorFiscalYearThatFailedToMeetTheApplicableVestingConditionsDuringTheCoveredFiscalYearTheFairValuesAsOfTheLastDayOfThePriorFiscalYearMember_label_en-US" xlink:label="lab_wdc_DeductForAwardsGrantedInAnyPriorFiscalYearThatFailedToMeetTheApplicableVestingConditionsDuringTheCoveredFiscalYearTheFairValuesAsOfTheLastDayOfThePriorFiscalYearMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">(Deduct): For Awards Granted In Any Prior Fiscal Year That Failed To Meet The Applicable Vesting Conditions During The Covered Fiscal Year, The Fair Values As Of The Last Day Of The Prior Fiscal Year [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_wdc_DeductForAwardsGrantedInAnyPriorFiscalYearThatFailedToMeetTheApplicableVestingConditionsDuringTheCoveredFiscalYearTheFairValuesAsOfTheLastDayOfThePriorFiscalYearMember" xlink:href="wdc-20251006.xsd#wdc_DeductForAwardsGrantedInAnyPriorFiscalYearThatFailedToMeetTheApplicableVestingConditionsDuringTheCoveredFiscalYearTheFairValuesAsOfTheLastDayOfThePriorFiscalYearMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_DeductForAwardsGrantedInAnyPriorFiscalYearThatFailedToMeetTheApplicableVestingConditionsDuringTheCoveredFiscalYearTheFairValuesAsOfTheLastDayOfThePriorFiscalYearMember" xlink:to="lab_wdc_DeductForAwardsGrantedInAnyPriorFiscalYearThatFailedToMeetTheApplicableVestingConditionsDuringTheCoveredFiscalYearTheFairValuesAsOfTheLastDayOfThePriorFiscalYearMember" xlink:type="arc" order="1"/>
    <link:label id="lab_wdc_AddFairValueAsOfTheVestingDateForAwardsGrantedAndVestedDuringTheCoveredFiscalYearMember_label_en-US" xlink:label="lab_wdc_AddFairValueAsOfTheVestingDateForAwardsGrantedAndVestedDuringTheCoveredFiscalYearMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Add: Fair Value As Of The Vesting Date For Awards Granted And Vested During The Covered Fiscal Year [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_wdc_AddFairValueAsOfTheVestingDateForAwardsGrantedAndVestedDuringTheCoveredFiscalYearMember" xlink:href="wdc-20251006.xsd#wdc_AddFairValueAsOfTheVestingDateForAwardsGrantedAndVestedDuringTheCoveredFiscalYearMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_wdc_AddFairValueAsOfTheVestingDateForAwardsGrantedAndVestedDuringTheCoveredFiscalYearMember" xlink:to="lab_wdc_AddFairValueAsOfTheVestingDateForAwardsGrantedAndVestedDuringTheCoveredFiscalYearMember" xlink:type="arc" order="1"/>
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