<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:bd6b6629-b127-421e-93f7-91b8186723b0,g:befd80a2-4f24-4504-ada3-b9603ed7274b-->
<link:linkbase 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" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="simple" xlink:href="adsk-20260430.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_4602f4a1-ada7-4d7a-96f4-4995377c8b38" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_630838c4-dbab-4238-85d8-7d319f21d0cd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_4602f4a1-ada7-4d7a-96f4-4995377c8b38" xlink:to="loc_us-gaap_StatementTable_630838c4-dbab-4238-85d8-7d319f21d0cd" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_6720bb8e-7954-4d18-a707-a03cf2518c15" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_630838c4-dbab-4238-85d8-7d319f21d0cd" xlink:to="loc_srt_ProductOrServiceAxis_6720bb8e-7954-4d18-a707-a03cf2518c15" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_6720bb8e-7954-4d18-a707-a03cf2518c15_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_6720bb8e-7954-4d18-a707-a03cf2518c15" xlink:to="loc_srt_ProductsAndServicesDomain_6720bb8e-7954-4d18-a707-a03cf2518c15_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_77275383-59a1-407d-a3b1-81fd98fa65bd" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_6720bb8e-7954-4d18-a707-a03cf2518c15" xlink:to="loc_srt_ProductsAndServicesDomain_77275383-59a1-407d-a3b1-81fd98fa65bd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubscriptionAndCirculationMember_441bbcc3-497a-4590-a817-dd3096ddcadc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubscriptionAndCirculationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_77275383-59a1-407d-a3b1-81fd98fa65bd" xlink:to="loc_us-gaap_SubscriptionAndCirculationMember_441bbcc3-497a-4590-a817-dd3096ddcadc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductAndServiceOtherMember_48436ecf-b34a-46c2-8898-c119a1c4a532" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProductAndServiceOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_77275383-59a1-407d-a3b1-81fd98fa65bd" xlink:to="loc_us-gaap_ProductAndServiceOtherMember_48436ecf-b34a-46c2-8898-c119a1c4a532" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenuesAbstract_4b5ccc53-43de-4781-a35d-b5416e560fcb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenuesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4602f4a1-ada7-4d7a-96f4-4995377c8b38" xlink:to="loc_us-gaap_RevenuesAbstract_4b5ccc53-43de-4781-a35d-b5416e560fcb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_00ed0259-e7e6-4847-bf17-70ad130df788" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenuesAbstract_4b5ccc53-43de-4781-a35d-b5416e560fcb" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_00ed0259-e7e6-4847-bf17-70ad130df788" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenueAbstract_4ddec0e9-189c-4bc1-b75e-bbbdebae2919" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfRevenueAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4602f4a1-ada7-4d7a-96f4-4995377c8b38" xlink:to="loc_us-gaap_CostOfRevenueAbstract_4ddec0e9-189c-4bc1-b75e-bbbdebae2919" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_7b3a0ce8-2bc0-481c-b885-ce8cb41af551" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostOfRevenueAbstract_4ddec0e9-189c-4bc1-b75e-bbbdebae2919" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_7b3a0ce8-2bc0-481c-b885-ce8cb41af551" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSoldAmortization_582e3a5b-a3d4-4300-b848-818b496bcb5b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfGoodsAndServicesSoldAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostOfRevenueAbstract_4ddec0e9-189c-4bc1-b75e-bbbdebae2919" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSoldAmortization_582e3a5b-a3d4-4300-b848-818b496bcb5b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenue_470cffe7-5e1f-4645-b83d-f443eb0f54db" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfRevenue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostOfRevenueAbstract_4ddec0e9-189c-4bc1-b75e-bbbdebae2919" xlink:to="loc_us-gaap_CostOfRevenue_470cffe7-5e1f-4645-b83d-f443eb0f54db" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_bc2c8ce7-589b-4182-97e8-9fae95eac198" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GrossProfit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4602f4a1-ada7-4d7a-96f4-4995377c8b38" xlink:to="loc_us-gaap_GrossProfit_bc2c8ce7-589b-4182-97e8-9fae95eac198" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpensesAbstract_373c16dd-ce1f-4198-a37b-307cf82a6098" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingExpensesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4602f4a1-ada7-4d7a-96f4-4995377c8b38" xlink:to="loc_us-gaap_OperatingExpensesAbstract_373c16dd-ce1f-4198-a37b-307cf82a6098" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingAndMarketingExpense_0f997d10-6757-46b0-9c11-a02caffb2b37" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingAndMarketingExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingExpensesAbstract_373c16dd-ce1f-4198-a37b-307cf82a6098" xlink:to="loc_us-gaap_SellingAndMarketingExpense_0f997d10-6757-46b0-9c11-a02caffb2b37" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_2a9f2f7f-3f0c-421e-9724-0fdade467bef" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingExpensesAbstract_373c16dd-ce1f-4198-a37b-307cf82a6098" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_2a9f2f7f-3f0c-421e-9724-0fdade467bef" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_fa4a3652-e6df-4861-8bb8-54c2ec984454" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GeneralAndAdministrativeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingExpensesAbstract_373c16dd-ce1f-4198-a37b-307cf82a6098" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpense_fa4a3652-e6df-4861-8bb8-54c2ec984454" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_7137468e-ecd9-442f-9e4e-38283bd3e2e6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AmortizationOfIntangibleAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingExpensesAbstract_373c16dd-ce1f-4198-a37b-307cf82a6098" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_7137468e-ecd9-442f-9e4e-38283bd3e2e6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCosts_6242b4de-a65d-4487-b2dd-e1b8a5461a62" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingExpensesAbstract_373c16dd-ce1f-4198-a37b-307cf82a6098" xlink:to="loc_us-gaap_RestructuringCosts_6242b4de-a65d-4487-b2dd-e1b8a5461a62" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_60f57615-a577-4bb3-ae82-a25c8c22967e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingExpenses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingExpensesAbstract_373c16dd-ce1f-4198-a37b-307cf82a6098" xlink:to="loc_us-gaap_OperatingExpenses_60f57615-a577-4bb3-ae82-a25c8c22967e" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_0b1ffe5b-2996-45b2-8556-5962d6c2dd10" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4602f4a1-ada7-4d7a-96f4-4995377c8b38" xlink:to="loc_us-gaap_OperatingIncomeLoss_0b1ffe5b-2996-45b2-8556-5962d6c2dd10" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseNonoperatingNet_9cabb52b-f7d1-41f3-b400-27778fbbec4c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestIncomeExpenseNonoperatingNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4602f4a1-ada7-4d7a-96f4-4995377c8b38" xlink:to="loc_us-gaap_InterestIncomeExpenseNonoperatingNet_9cabb52b-f7d1-41f3-b400-27778fbbec4c" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_bb2bc70e-06d1-411e-9d03-54158d97f8d2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4602f4a1-ada7-4d7a-96f4-4995377c8b38" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_bb2bc70e-06d1-411e-9d03-54158d97f8d2" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_2c8097cf-d014-49aa-ac31-8c85d1250f46" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4602f4a1-ada7-4d7a-96f4-4995377c8b38" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_2c8097cf-d014-49aa-ac31-8c85d1250f46" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_0f7e0bca-5b45-48f4-a8cc-9c0bed20bcb5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4602f4a1-ada7-4d7a-96f4-4995377c8b38" xlink:to="loc_us-gaap_NetIncomeLoss_0f7e0bca-5b45-48f4-a8cc-9c0bed20bcb5" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_b068b6c5-eb80-4e52-95a2-6766405f4b8c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4602f4a1-ada7-4d7a-96f4-4995377c8b38" xlink:to="loc_us-gaap_EarningsPerShareBasic_b068b6c5-eb80-4e52-95a2-6766405f4b8c" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_d59b0f87-14e1-4ba6-bae1-022adaba5dfe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4602f4a1-ada7-4d7a-96f4-4995377c8b38" xlink:to="loc_us-gaap_EarningsPerShareDiluted_d59b0f87-14e1-4ba6-bae1-022adaba5dfe" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_836b3cc1-055f-418e-b7c1-ad19be7ff168" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4602f4a1-ada7-4d7a-96f4-4995377c8b38" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_836b3cc1-055f-418e-b7c1-ad19be7ff168" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_e572a778-2e4d-4805-88d2-88895d2b9d89" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4602f4a1-ada7-4d7a-96f4-4995377c8b38" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_e572a778-2e4d-4805-88d2-88895d2b9d89" xlink:type="arc" order="12"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/RevenueRecognitionScheduleofContractRevenueDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#RevenueRecognitionScheduleofContractRevenueDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/RevenueRecognitionScheduleofContractRevenueDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_12c6c74e-a517-4945-903c-a69528e7b0b6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_2b722a20-8ff8-4127-bb95-44a1c2d6eaa6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_12c6c74e-a517-4945-903c-a69528e7b0b6" xlink:to="loc_us-gaap_DisaggregationOfRevenueTable_2b722a20-8ff8-4127-bb95-44a1c2d6eaa6" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_b55128ea-c3a4-4aec-aaa7-34ca839ae486" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_2b722a20-8ff8-4127-bb95-44a1c2d6eaa6" xlink:to="loc_srt_ProductOrServiceAxis_b55128ea-c3a4-4aec-aaa7-34ca839ae486" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_b55128ea-c3a4-4aec-aaa7-34ca839ae486_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_b55128ea-c3a4-4aec-aaa7-34ca839ae486" xlink:to="loc_srt_ProductsAndServicesDomain_b55128ea-c3a4-4aec-aaa7-34ca839ae486_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_43bc075c-2422-48dc-82de-b7c2e5531839" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_b55128ea-c3a4-4aec-aaa7-34ca839ae486" xlink:to="loc_srt_ProductsAndServicesDomain_43bc075c-2422-48dc-82de-b7c2e5531839" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_ArchitectureEngineeringConstructionAndOperationsMember_2dbf2a7e-4903-4a7d-9c32-fed3a2ed3015" xlink:href="adsk-20260430.xsd#adsk_ArchitectureEngineeringConstructionAndOperationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_43bc075c-2422-48dc-82de-b7c2e5531839" xlink:to="loc_adsk_ArchitectureEngineeringConstructionAndOperationsMember_2dbf2a7e-4903-4a7d-9c32-fed3a2ed3015" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_AutoCADandAutoCADLTFamilyMember_5a0f4149-621a-40f9-8bae-d01724ebe84c" xlink:href="adsk-20260430.xsd#adsk_AutoCADandAutoCADLTFamilyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_43bc075c-2422-48dc-82de-b7c2e5531839" xlink:to="loc_adsk_AutoCADandAutoCADLTFamilyMember_5a0f4149-621a-40f9-8bae-d01724ebe84c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_ManufacturingMember_06da7bcf-f040-48bf-abcf-cb51507f7457" xlink:href="adsk-20260430.xsd#adsk_ManufacturingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_43bc075c-2422-48dc-82de-b7c2e5531839" xlink:to="loc_adsk_ManufacturingMember_06da7bcf-f040-48bf-abcf-cb51507f7457" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_MediaAndEntertainmentMember_d09316e2-3ce7-4456-b4cf-b660d3eaf50d" xlink:href="adsk-20260430.xsd#adsk_MediaAndEntertainmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_43bc075c-2422-48dc-82de-b7c2e5531839" xlink:to="loc_adsk_MediaAndEntertainmentMember_d09316e2-3ce7-4456-b4cf-b660d3eaf50d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_OtherMember_af0ea491-39b3-42a2-9e39-5397d0471407" xlink:href="adsk-20260430.xsd#adsk_OtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_43bc075c-2422-48dc-82de-b7c2e5531839" xlink:to="loc_adsk_OtherMember_af0ea491-39b3-42a2-9e39-5397d0471407" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_0f39aba1-debb-445c-b5b8-5de16f73d77b" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_2b722a20-8ff8-4127-bb95-44a1c2d6eaa6" xlink:to="loc_srt_StatementGeographicalAxis_0f39aba1-debb-445c-b5b8-5de16f73d77b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_0f39aba1-debb-445c-b5b8-5de16f73d77b_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_0f39aba1-debb-445c-b5b8-5de16f73d77b" xlink:to="loc_srt_SegmentGeographicalDomain_0f39aba1-debb-445c-b5b8-5de16f73d77b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_1c159515-b74f-433a-8da1-42d92500bdde" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_0f39aba1-debb-445c-b5b8-5de16f73d77b" xlink:to="loc_srt_SegmentGeographicalDomain_1c159515-b74f-433a-8da1-42d92500bdde" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_AmericasMember_ace14cdd-7dbc-4871-a1fe-ded62b31ad9d" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_AmericasMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_1c159515-b74f-433a-8da1-42d92500bdde" xlink:to="loc_srt_AmericasMember_ace14cdd-7dbc-4871-a1fe-ded62b31ad9d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_c2490d50-6e3e-41da-bede-300c838b991f" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_AmericasMember_ace14cdd-7dbc-4871-a1fe-ded62b31ad9d" xlink:to="loc_country_US_c2490d50-6e3e-41da-bede-300c838b991f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_OtherAmericasMember_2326582b-fae7-4490-8fe6-712b7001b7fb" xlink:href="adsk-20260430.xsd#adsk_OtherAmericasMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_AmericasMember_ace14cdd-7dbc-4871-a1fe-ded62b31ad9d" xlink:to="loc_adsk_OtherAmericasMember_2326582b-fae7-4490-8fe6-712b7001b7fb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EMEAMember_10da428c-9127-43f5-87ee-0e0cef047786" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EMEAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_1c159515-b74f-433a-8da1-42d92500bdde" xlink:to="loc_us-gaap_EMEAMember_10da428c-9127-43f5-87ee-0e0cef047786" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_AsiaPacificMember_6c64d16c-fadb-4ff7-a5f3-7de4888f4b18" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_AsiaPacificMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_1c159515-b74f-433a-8da1-42d92500bdde" xlink:to="loc_srt_AsiaPacificMember_6c64d16c-fadb-4ff7-a5f3-7de4888f4b18" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_ContractWithCustomerResearchDevelopmentChannelAxis_33968359-4e94-4b94-9b3c-48bf533d041a" xlink:href="adsk-20260430.xsd#adsk_ContractWithCustomerResearchDevelopmentChannelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_2b722a20-8ff8-4127-bb95-44a1c2d6eaa6" xlink:to="loc_adsk_ContractWithCustomerResearchDevelopmentChannelAxis_33968359-4e94-4b94-9b3c-48bf533d041a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_ContractWithCustomerResearchDevelopmentChannelDomain_33968359-4e94-4b94-9b3c-48bf533d041a_default" xlink:href="adsk-20260430.xsd#adsk_ContractWithCustomerResearchDevelopmentChannelDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_adsk_ContractWithCustomerResearchDevelopmentChannelAxis_33968359-4e94-4b94-9b3c-48bf533d041a" xlink:to="loc_adsk_ContractWithCustomerResearchDevelopmentChannelDomain_33968359-4e94-4b94-9b3c-48bf533d041a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_ContractWithCustomerResearchDevelopmentChannelDomain_8cfb78b1-ac1f-4e2c-9133-310ef8179f8f" xlink:href="adsk-20260430.xsd#adsk_ContractWithCustomerResearchDevelopmentChannelDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_adsk_ContractWithCustomerResearchDevelopmentChannelAxis_33968359-4e94-4b94-9b3c-48bf533d041a" xlink:to="loc_adsk_ContractWithCustomerResearchDevelopmentChannelDomain_8cfb78b1-ac1f-4e2c-9133-310ef8179f8f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_DesignMember_182d28ea-ae5d-4377-8df5-a780dce116c6" xlink:href="adsk-20260430.xsd#adsk_DesignMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_adsk_ContractWithCustomerResearchDevelopmentChannelDomain_8cfb78b1-ac1f-4e2c-9133-310ef8179f8f" xlink:to="loc_adsk_DesignMember_182d28ea-ae5d-4377-8df5-a780dce116c6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_MakeMember_3ee4cd04-737a-40da-8ae8-f5e7078e1207" xlink:href="adsk-20260430.xsd#adsk_MakeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_adsk_ContractWithCustomerResearchDevelopmentChannelDomain_8cfb78b1-ac1f-4e2c-9133-310ef8179f8f" xlink:to="loc_adsk_MakeMember_3ee4cd04-737a-40da-8ae8-f5e7078e1207" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_OtherResearchAndDevelopmentMember_80d79370-8c80-4aa3-be86-6507e308f2d2" xlink:href="adsk-20260430.xsd#adsk_OtherResearchAndDevelopmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_adsk_ContractWithCustomerResearchDevelopmentChannelDomain_8cfb78b1-ac1f-4e2c-9133-310ef8179f8f" xlink:to="loc_adsk_OtherResearchAndDevelopmentMember_80d79370-8c80-4aa3-be86-6507e308f2d2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_c8cb2976-549e-4e1a-9054-b22874bac75a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_12c6c74e-a517-4945-903c-a69528e7b0b6" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_c8cb2976-549e-4e1a-9054-b22874bac75a" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/RevenueRecognitionNarrativeDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#RevenueRecognitionNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/RevenueRecognitionNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_d6b242d9-d314-42f5-9aca-e2538d25ef65" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_22be7831-85fe-438f-8e3c-81ca3020a231" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_d6b242d9-d314-42f5-9aca-e2538d25ef65" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_22be7831-85fe-438f-8e3c-81ca3020a231" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_156ea8e2-d30c-437e-bc6b-10314652f6b8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_22be7831-85fe-438f-8e3c-81ca3020a231" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_156ea8e2-d30c-437e-bc6b-10314652f6b8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligation_a650e1cf-6bd5-43c2-8249-7c0dc9b65bb9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueRemainingPerformanceObligation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_d6b242d9-d314-42f5-9aca-e2538d25ef65" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligation_a650e1cf-6bd5-43c2-8249-7c0dc9b65bb9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_RevenuePerformanceObligationTiming_019e644c-17a7-7145-bce5-0e47d7be4096" xlink:href="adsk-20260430.xsd#adsk_RevenuePerformanceObligationTiming"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_d6b242d9-d314-42f5-9aca-e2538d25ef65" xlink:to="loc_adsk_RevenuePerformanceObligationTiming_019e644c-17a7-7145-bce5-0e47d7be4096" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationPercentage_605e5b17-eafd-498c-8475-1f507350fd00" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueRemainingPerformanceObligationPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_d6b242d9-d314-42f5-9aca-e2538d25ef65" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationPercentage_605e5b17-eafd-498c-8475-1f507350fd00" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_08105919-aead-4c3a-af2e-bd04df22a532" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_d6b242d9-d314-42f5-9aca-e2538d25ef65" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_08105919-aead-4c3a-af2e-bd04df22a532" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_cb2d7070-caa0-4b0f-b86c-571a6b47be8d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractWithCustomerLiabilityRevenueRecognized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_d6b242d9-d314-42f5-9aca-e2538d25ef65" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_cb2d7070-caa0-4b0f-b86c-571a6b47be8d" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/RevenueRecognitionNarrativeDetails_1" xlink:type="simple" xlink:href="adsk-20260430.xsd#RevenueRecognitionNarrativeDetails_1"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/RevenueRecognitionNarrativeDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_d6b242d9-d314-42f5-9aca-e2538d25ef65" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_22be7831-85fe-438f-8e3c-81ca3020a231" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_d6b242d9-d314-42f5-9aca-e2538d25ef65" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_22be7831-85fe-438f-8e3c-81ca3020a231" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligation_a650e1cf-6bd5-43c2-8249-7c0dc9b65bb9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueRemainingPerformanceObligation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_d6b242d9-d314-42f5-9aca-e2538d25ef65" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligation_a650e1cf-6bd5-43c2-8249-7c0dc9b65bb9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_RevenuePerformanceObligationTiming_019e644c-17a7-7145-bce5-0e47d7be4096" xlink:href="adsk-20260430.xsd#adsk_RevenuePerformanceObligationTiming"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_d6b242d9-d314-42f5-9aca-e2538d25ef65" xlink:to="loc_adsk_RevenuePerformanceObligationTiming_019e644c-17a7-7145-bce5-0e47d7be4096" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationPercentage_605e5b17-eafd-498c-8475-1f507350fd00" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueRemainingPerformanceObligationPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_d6b242d9-d314-42f5-9aca-e2538d25ef65" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationPercentage_605e5b17-eafd-498c-8475-1f507350fd00" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_08105919-aead-4c3a-af2e-bd04df22a532" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_d6b242d9-d314-42f5-9aca-e2538d25ef65" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_08105919-aead-4c3a-af2e-bd04df22a532" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_cb2d7070-caa0-4b0f-b86c-571a6b47be8d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractWithCustomerLiabilityRevenueRecognized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_d6b242d9-d314-42f5-9aca-e2538d25ef65" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_cb2d7070-caa0-4b0f-b86c-571a6b47be8d" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/ConcentrationofCreditRiskDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#ConcentrationofCreditRiskDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/ConcentrationofCreditRiskDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskLineItems_f7c25df7-264f-4f24-9343-876a0deeb6bb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTable_c50af7a6-7f42-4ec7-9c86-059a95d049ac" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_f7c25df7-264f-4f24-9343-876a0deeb6bb" xlink:to="loc_us-gaap_ConcentrationRiskTable_c50af7a6-7f42-4ec7-9c86-059a95d049ac" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_39c64ecf-b12c-4294-bee5-c0eba76c1d9f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_c50af7a6-7f42-4ec7-9c86-059a95d049ac" xlink:to="loc_us-gaap_CreditFacilityAxis_39c64ecf-b12c-4294-bee5-c0eba76c1d9f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_39c64ecf-b12c-4294-bee5-c0eba76c1d9f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_39c64ecf-b12c-4294-bee5-c0eba76c1d9f" xlink:to="loc_us-gaap_CreditFacilityDomain_39c64ecf-b12c-4294-bee5-c0eba76c1d9f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_d9d761a0-0fc9-432f-8741-b43f94992ba7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_39c64ecf-b12c-4294-bee5-c0eba76c1d9f" xlink:to="loc_us-gaap_CreditFacilityDomain_d9d761a0-0fc9-432f-8741-b43f94992ba7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_6eddac60-aee6-4e5c-8ec2-2e14c4b65539" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevolvingCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_d9d761a0-0fc9-432f-8741-b43f94992ba7" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_6eddac60-aee6-4e5c-8ec2-2e14c4b65539" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_58d2f1c3-8296-482b-b6fa-01f2cedbaff3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_c50af7a6-7f42-4ec7-9c86-059a95d049ac" xlink:to="loc_us-gaap_DebtInstrumentAxis_58d2f1c3-8296-482b-b6fa-01f2cedbaff3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_58d2f1c3-8296-482b-b6fa-01f2cedbaff3_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_58d2f1c3-8296-482b-b6fa-01f2cedbaff3" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_58d2f1c3-8296-482b-b6fa-01f2cedbaff3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_5af18a86-35ce-4169-bb76-7a076991f4ab" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_58d2f1c3-8296-482b-b6fa-01f2cedbaff3" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_5af18a86-35ce-4169-bb76-7a076991f4ab" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_A2025CreditAgreementMember_019d43dd-14a8-7f12-86bf-437e846c0672" xlink:href="adsk-20260430.xsd#adsk_A2025CreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_5af18a86-35ce-4169-bb76-7a076991f4ab" xlink:to="loc_adsk_A2025CreditAgreementMember_019d43dd-14a8-7f12-86bf-437e846c0672" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MajorCustomersAxis_fd1c6b93-1181-492e-b3b7-1e248e91ecf2" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MajorCustomersAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_c50af7a6-7f42-4ec7-9c86-059a95d049ac" xlink:to="loc_srt_MajorCustomersAxis_fd1c6b93-1181-492e-b3b7-1e248e91ecf2" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_NameOfMajorCustomerDomain_fd1c6b93-1181-492e-b3b7-1e248e91ecf2_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_NameOfMajorCustomerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_MajorCustomersAxis_fd1c6b93-1181-492e-b3b7-1e248e91ecf2" xlink:to="loc_srt_NameOfMajorCustomerDomain_fd1c6b93-1181-492e-b3b7-1e248e91ecf2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_NameOfMajorCustomerDomain_6e488ac8-659d-4347-a0d6-45c4c55a0be3" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_NameOfMajorCustomerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_MajorCustomersAxis_fd1c6b93-1181-492e-b3b7-1e248e91ecf2" xlink:to="loc_srt_NameOfMajorCustomerDomain_6e488ac8-659d-4347-a0d6-45c4c55a0be3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_TDSynnexMember_2886ecbb-3df1-4244-8567-ad2cbab0277a" xlink:href="adsk-20260430.xsd#adsk_TDSynnexMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_NameOfMajorCustomerDomain_6e488ac8-659d-4347-a0d6-45c4c55a0be3" xlink:to="loc_adsk_TDSynnexMember_2886ecbb-3df1-4244-8567-ad2cbab0277a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_3f9052aa-c027-4a5e-b6eb-5f81278191c5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_c50af7a6-7f42-4ec7-9c86-059a95d049ac" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_3f9052aa-c027-4a5e-b6eb-5f81278191c5" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_3f9052aa-c027-4a5e-b6eb-5f81278191c5_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_3f9052aa-c027-4a5e-b6eb-5f81278191c5" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_3f9052aa-c027-4a5e-b6eb-5f81278191c5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_0bd8fd5c-d841-4ff4-bef4-f4e6e2eeb60a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_3f9052aa-c027-4a5e-b6eb-5f81278191c5" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_0bd8fd5c-d841-4ff4-bef4-f4e6e2eeb60a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesRevenueNetMember_498a0461-d394-4738-a2bb-0686adba571e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SalesRevenueNetMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_0bd8fd5c-d841-4ff4-bef4-f4e6e2eeb60a" xlink:to="loc_us-gaap_SalesRevenueNetMember_498a0461-d394-4738-a2bb-0686adba571e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableMember_11b576f6-80c0-49d6-ad0f-29f4acf45cf5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_0bd8fd5c-d841-4ff4-bef4-f4e6e2eeb60a" xlink:to="loc_us-gaap_AccountsReceivableMember_11b576f6-80c0-49d6-ad0f-29f4acf45cf5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_21d5101b-e2b3-491a-b10c-6aaca6f95c94" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_c50af7a6-7f42-4ec7-9c86-059a95d049ac" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_21d5101b-e2b3-491a-b10c-6aaca6f95c94" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_21d5101b-e2b3-491a-b10c-6aaca6f95c94_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_21d5101b-e2b3-491a-b10c-6aaca6f95c94" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_21d5101b-e2b3-491a-b10c-6aaca6f95c94_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_462c228c-05eb-4a9e-a0fa-36956f776367" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_21d5101b-e2b3-491a-b10c-6aaca6f95c94" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_462c228c-05eb-4a9e-a0fa-36956f776367" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerConcentrationRiskMember_acdefe53-123f-4a5a-bb58-e70c1a6a7c0e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CustomerConcentrationRiskMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_462c228c-05eb-4a9e-a0fa-36956f776367" xlink:to="loc_us-gaap_CustomerConcentrationRiskMember_acdefe53-123f-4a5a-bb58-e70c1a6a7c0e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_42697d81-e9c9-4dc9-b182-216f9754a85b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_f7c25df7-264f-4f24-9343-876a0deeb6bb" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_42697d81-e9c9-4dc9-b182-216f9754a85b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_b418a06c-4306-4e7b-8f06-4520dacea6dc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_f7c25df7-264f-4f24-9343-876a0deeb6bb" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_b418a06c-4306-4e7b-8f06-4520dacea6dc" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/FinancialInstrumentsScheduleofCostandFairValueofFinancialInstrumentsDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#FinancialInstrumentsScheduleofCostandFairValueofFinancialInstrumentsDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/FinancialInstrumentsScheduleofCostandFairValueofFinancialInstrumentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_37da47eb-cafe-443b-9d51-37a23cbbb11d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_2b31ec6c-c0f0-4613-bea5-25499ff54367" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_37da47eb-cafe-443b-9d51-37a23cbbb11d" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_2b31ec6c-c0f0-4613-bea5-25499ff54367" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_019e3c89-37a1-729f-b94f-abcc2e239445" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_2b31ec6c-c0f0-4613-bea5-25499ff54367" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_019e3c89-37a1-729f-b94f-abcc2e239445" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019e3c89-37a1-729f-b94f-abcc2e239445_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019e3c89-37a1-729f-b94f-abcc2e239445" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019e3c89-37a1-729f-b94f-abcc2e239445_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_019e3c89-37a1-732e-9309-4dce7d137749" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_019e3c89-37a1-729f-b94f-abcc2e239445" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_019e3c89-37a1-732e-9309-4dce7d137749" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsMember_019e3c93-b95b-743e-aca5-643dc49bc4ab" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019e3c89-37a1-732e-9309-4dce7d137749" xlink:to="loc_us-gaap_CashAndCashEquivalentsMember_019e3c93-b95b-743e-aca5-643dc49bc4ab" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_MarketableSecuritiesCurrentMember_019e3ca1-0d5a-7ed8-b825-14e587a142cf" xlink:href="adsk-20260430.xsd#adsk_MarketableSecuritiesCurrentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019e3c89-37a1-732e-9309-4dce7d137749" xlink:to="loc_adsk_MarketableSecuritiesCurrentMember_019e3ca1-0d5a-7ed8-b825-14e587a142cf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_MarketableSecuritiesNoncurrentMember_019e3ca1-cd05-7200-8d8e-e70c8031c18e" xlink:href="adsk-20260430.xsd#adsk_MarketableSecuritiesNoncurrentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_019e3c89-37a1-732e-9309-4dce7d137749" xlink:to="loc_adsk_MarketableSecuritiesNoncurrentMember_019e3ca1-cd05-7200-8d8e-e70c8031c18e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_fc3b89cf-2434-44e4-9a8f-481ed1f8e21c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_2b31ec6c-c0f0-4613-bea5-25499ff54367" xlink:to="loc_us-gaap_FinancialInstrumentAxis_fc3b89cf-2434-44e4-9a8f-481ed1f8e21c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_fc3b89cf-2434-44e4-9a8f-481ed1f8e21c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_fc3b89cf-2434-44e4-9a8f-481ed1f8e21c" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_fc3b89cf-2434-44e4-9a8f-481ed1f8e21c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b945ed68-3fbb-409c-8d7d-e2f02e9fe903" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_fc3b89cf-2434-44e4-9a8f-481ed1f8e21c" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b945ed68-3fbb-409c-8d7d-e2f02e9fe903" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MoneyMarketFundsMember_31e084d7-abf3-4ead-8a5a-71400af80738" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MoneyMarketFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b945ed68-3fbb-409c-8d7d-e2f02e9fe903" xlink:to="loc_us-gaap_MoneyMarketFundsMember_31e084d7-abf3-4ead-8a5a-71400af80738" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialPaperMember_c3c6af6d-e3d6-40ae-aa78-5e1ab0b1af2c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommercialPaperMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b945ed68-3fbb-409c-8d7d-e2f02e9fe903" xlink:to="loc_us-gaap_CommercialPaperMember_c3c6af6d-e3d6-40ae-aa78-5e1ab0b1af2c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CertificatesOfDepositMember_2e2602db-b922-4a81-bc1c-c75f3b237a2a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CertificatesOfDepositMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b945ed68-3fbb-409c-8d7d-e2f02e9fe903" xlink:to="loc_us-gaap_CertificatesOfDepositMember_2e2602db-b922-4a81-bc1c-c75f3b237a2a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USGovernmentDebtSecuritiesMember_be0e6a49-27ba-46f0-8e30-828cd7c442c4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_USGovernmentDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b945ed68-3fbb-409c-8d7d-e2f02e9fe903" xlink:to="loc_us-gaap_USGovernmentDebtSecuritiesMember_be0e6a49-27ba-46f0-8e30-828cd7c442c4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AgencySecuritiesMember_019e08de-356a-7645-bd11-b8db591b8593" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AgencySecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b945ed68-3fbb-409c-8d7d-e2f02e9fe903" xlink:to="loc_us-gaap_AgencySecuritiesMember_019e08de-356a-7645-bd11-b8db591b8593" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_OtherCashEquivalentsMember_019e3caf-9b30-7225-974f-71c33231e05e" xlink:href="adsk-20260430.xsd#adsk_OtherCashEquivalentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b945ed68-3fbb-409c-8d7d-e2f02e9fe903" xlink:to="loc_adsk_OtherCashEquivalentsMember_019e3caf-9b30-7225-974f-71c33231e05e" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_b0199ae3-9cb0-4caa-9afb-c8176bc436c5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b945ed68-3fbb-409c-8d7d-e2f02e9fe903" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_b0199ae3-9cb0-4caa-9afb-c8176bc436c5" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetBackedSecuritiesMember_4a43ddf5-4a4e-4cba-b36f-d5c7aa0e6697" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b945ed68-3fbb-409c-8d7d-e2f02e9fe903" xlink:to="loc_us-gaap_AssetBackedSecuritiesMember_4a43ddf5-4a4e-4cba-b36f-d5c7aa0e6697" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_AgencyMortgageBackedSecuritiesMember_c2fc1274-0c96-4eac-a832-ae8f6f161d81" xlink:href="adsk-20260430.xsd#adsk_AgencyMortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b945ed68-3fbb-409c-8d7d-e2f02e9fe903" xlink:to="loc_adsk_AgencyMortgageBackedSecuritiesMember_c2fc1274-0c96-4eac-a832-ae8f6f161d81" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_OtherMarketableSecuritiesMember_a5da694c-24c1-4e33-9151-bfa5e0dd0a38" xlink:href="adsk-20260430.xsd#adsk_OtherMarketableSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b945ed68-3fbb-409c-8d7d-e2f02e9fe903" xlink:to="loc_adsk_OtherMarketableSecuritiesMember_a5da694c-24c1-4e33-9151-bfa5e0dd0a38" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MutualFundMember_2b87f7f1-20b5-4415-9284-bd1cd0df2653" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MutualFundMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b945ed68-3fbb-409c-8d7d-e2f02e9fe903" xlink:to="loc_us-gaap_MutualFundMember_2b87f7f1-20b5-4415-9284-bd1cd0df2653" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAxis_019d442b-b855-7d55-b2fd-d0531814dd6e" xlink:href="adsk-20260430.xsd#adsk_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_2b31ec6c-c0f0-4613-bea5-25499ff54367" xlink:to="loc_adsk_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAxis_019d442b-b855-7d55-b2fd-d0531814dd6e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_FairValueAssetsAndLiabilitiesMeasuredOnARecurringBasisDomain_019d442b-b855-7d55-b2fd-d0531814dd6e_default" xlink:href="adsk-20260430.xsd#adsk_FairValueAssetsAndLiabilitiesMeasuredOnARecurringBasisDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_adsk_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAxis_019d442b-b855-7d55-b2fd-d0531814dd6e" xlink:to="loc_adsk_FairValueAssetsAndLiabilitiesMeasuredOnARecurringBasisDomain_019d442b-b855-7d55-b2fd-d0531814dd6e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_FairValueAssetsAndLiabilitiesMeasuredOnARecurringBasisDomain_019d442b-b855-7de5-98e0-88e38565633c" xlink:href="adsk-20260430.xsd#adsk_FairValueAssetsAndLiabilitiesMeasuredOnARecurringBasisDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_adsk_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAxis_019d442b-b855-7d55-b2fd-d0531814dd6e" xlink:to="loc_adsk_FairValueAssetsAndLiabilitiesMeasuredOnARecurringBasisDomain_019d442b-b855-7de5-98e0-88e38565633c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_RabbiTrustMember_019d442b-b855-73fa-bbab-f0802b1ee41c" xlink:href="adsk-20260430.xsd#adsk_RabbiTrustMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_adsk_FairValueAssetsAndLiabilitiesMeasuredOnARecurringBasisDomain_019d442b-b855-7de5-98e0-88e38565633c" xlink:to="loc_adsk_RabbiTrustMember_019d442b-b855-73fa-bbab-f0802b1ee41c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesAbstract_e599fae6-0b15-4c81-b381-c64f538a48b0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MarketableSecuritiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_37da47eb-cafe-443b-9d51-37a23cbbb11d" xlink:to="loc_us-gaap_MarketableSecuritiesAbstract_e599fae6-0b15-4c81-b381-c64f538a48b0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019e3c74-92df-7962-a25f-19c9f7dcc501" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketableSecuritiesAbstract_e599fae6-0b15-4c81-b381-c64f538a48b0" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019e3c74-92df-7962-a25f-19c9f7dcc501" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_c39966eb-4c86-4129-9a51-6c23c30e404c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketableSecuritiesAbstract_e599fae6-0b15-4c81-b381-c64f538a48b0" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_c39966eb-4c86-4129-9a51-6c23c30e404c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_50b61d02-acc0-4763-b637-f3e3d6ccf26f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketableSecuritiesAbstract_e599fae6-0b15-4c81-b381-c64f538a48b0" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_50b61d02-acc0-4763-b637-f3e3d6ccf26f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019e3c77-8573-7f8d-b35d-d47bb0bf7237" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketableSecuritiesAbstract_e599fae6-0b15-4c81-b381-c64f538a48b0" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019e3c77-8573-7f8d-b35d-d47bb0bf7237" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestmentsAbstract_019e3ca8-207c-700a-995f-9770b0d0aab0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherInvestmentsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_37da47eb-cafe-443b-9d51-37a23cbbb11d" xlink:to="loc_us-gaap_OtherInvestmentsAbstract_019e3ca8-207c-700a-995f-9770b0d0aab0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestments_6a03d5c4-0511-4927-845b-a7cbf67ef9b8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherInvestmentsAbstract_019e3ca8-207c-700a-995f-9770b0d0aab0" xlink:to="loc_us-gaap_OtherInvestments_6a03d5c4-0511-4927-845b-a7cbf67ef9b8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_OtherInvestmentsGrossUnrealizedGains_cf2dde7e-a55b-4e2b-a896-fdabae1a93ce" xlink:href="adsk-20260430.xsd#adsk_OtherInvestmentsGrossUnrealizedGains"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherInvestmentsAbstract_019e3ca8-207c-700a-995f-9770b0d0aab0" xlink:to="loc_adsk_OtherInvestmentsGrossUnrealizedGains_cf2dde7e-a55b-4e2b-a896-fdabae1a93ce" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_OtherInvestmentsGrossUnrealizedLosses_9fa83729-17db-4f99-b346-8057e9fc7d75" xlink:href="adsk-20260430.xsd#adsk_OtherInvestmentsGrossUnrealizedLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherInvestmentsAbstract_019e3ca8-207c-700a-995f-9770b0d0aab0" xlink:to="loc_adsk_OtherInvestmentsGrossUnrealizedLosses_9fa83729-17db-4f99-b346-8057e9fc7d75" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_OtherInvestmentsFairValue_ef6cbcb9-82d0-433b-abf1-4ae1d280d355" xlink:href="adsk-20260430.xsd#adsk_OtherInvestmentsFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherInvestmentsAbstract_019e3ca8-207c-700a-995f-9770b0d0aab0" xlink:to="loc_adsk_OtherInvestmentsFairValue_ef6cbcb9-82d0-433b-abf1-4ae1d280d355" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Investments_019e3c9f-98d9-7b80-a083-a0b6823e35c8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Investments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_37da47eb-cafe-443b-9d51-37a23cbbb11d" xlink:to="loc_us-gaap_Investments_019e3c9f-98d9-7b80-a083-a0b6823e35c8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_InvestmentsAccumulatedGrossUnrealizedGainBeforeTax_f1c1bba8-6161-4054-916d-5988730f35b4" xlink:href="adsk-20260430.xsd#adsk_InvestmentsAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_37da47eb-cafe-443b-9d51-37a23cbbb11d" xlink:to="loc_adsk_InvestmentsAccumulatedGrossUnrealizedGainBeforeTax_f1c1bba8-6161-4054-916d-5988730f35b4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_InvestmentsAccumulatedGrossUnrealizedLossBeforeTax_53fed7ed-7268-45b6-aca7-f4891d46e100" xlink:href="adsk-20260430.xsd#adsk_InvestmentsAccumulatedGrossUnrealizedLossBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_37da47eb-cafe-443b-9d51-37a23cbbb11d" xlink:to="loc_adsk_InvestmentsAccumulatedGrossUnrealizedLossBeforeTax_53fed7ed-7268-45b6-aca7-f4891d46e100" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsFairValueDisclosure_019e3c9e-89d9-7b07-ba92-0513aa42ac4c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_37da47eb-cafe-443b-9d51-37a23cbbb11d" xlink:to="loc_us-gaap_InvestmentsFairValueDisclosure_019e3c9e-89d9-7b07-ba92-0513aa42ac4c" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationLiabilityCurrent_019d442b-b855-73a6-808a-bb6af5d280ff" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredCompensationLiabilityCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_37da47eb-cafe-443b-9d51-37a23cbbb11d" xlink:to="loc_us-gaap_DeferredCompensationLiabilityCurrent_019d442b-b855-73a6-808a-bb6af5d280ff" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent_019d442b-b855-7701-aea9-c64845177264" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_37da47eb-cafe-443b-9d51-37a23cbbb11d" xlink:to="loc_us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent_019d442b-b855-7701-aea9-c64845177264" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent_019e01e3-7f87-77b2-af45-7cd68f6be8a3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_37da47eb-cafe-443b-9d51-37a23cbbb11d" xlink:to="loc_us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent_019e01e3-7f87-77b2-af45-7cd68f6be8a3" xlink:type="arc" order="8"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/FinancialInstrumentsScheduleofMeasuredatFairValueonRecurringBasisDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#FinancialInstrumentsScheduleofMeasuredatFairValueonRecurringBasisDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/FinancialInstrumentsScheduleofMeasuredatFairValueonRecurringBasisDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_308f7062-baa7-4e2f-a92e-4d3483aa59cd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_db02b35d-3a5f-4052-a047-fceb42760580" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesAvailableForSaleTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_308f7062-baa7-4e2f-a92e-4d3483aa59cd" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_db02b35d-3a5f-4052-a047-fceb42760580" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAxis_56a279b2-4810-4bc9-a108-eb114dab0214" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_db02b35d-3a5f-4052-a047-fceb42760580" xlink:to="loc_us-gaap_CashAndCashEquivalentsAxis_56a279b2-4810-4bc9-a108-eb114dab0214" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_56a279b2-4810-4bc9-a108-eb114dab0214_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CashAndCashEquivalentsAxis_56a279b2-4810-4bc9-a108-eb114dab0214" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_56a279b2-4810-4bc9-a108-eb114dab0214_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_41ddae61-5db8-480c-90a0-fceb8a05392d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CashAndCashEquivalentsAxis_56a279b2-4810-4bc9-a108-eb114dab0214" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_41ddae61-5db8-480c-90a0-fceb8a05392d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MoneyMarketFundsMember_2d8b80cd-6458-419f-8c63-506765790922" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MoneyMarketFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_41ddae61-5db8-480c-90a0-fceb8a05392d" xlink:to="loc_us-gaap_MoneyMarketFundsMember_2d8b80cd-6458-419f-8c63-506765790922" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialPaperMember_87cb3e65-e10d-4f6b-b2b3-10f9d4c66813" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommercialPaperMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_41ddae61-5db8-480c-90a0-fceb8a05392d" xlink:to="loc_us-gaap_CommercialPaperMember_87cb3e65-e10d-4f6b-b2b3-10f9d4c66813" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CertificatesOfDepositMember_7a20a9ef-a9e2-46ea-aa31-228cff7b2ff7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CertificatesOfDepositMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_41ddae61-5db8-480c-90a0-fceb8a05392d" xlink:to="loc_us-gaap_CertificatesOfDepositMember_7a20a9ef-a9e2-46ea-aa31-228cff7b2ff7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USGovernmentDebtSecuritiesMember_c92ff7ce-fe93-495f-9015-9b9b7e67fa4b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_USGovernmentDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_41ddae61-5db8-480c-90a0-fceb8a05392d" xlink:to="loc_us-gaap_USGovernmentDebtSecuritiesMember_c92ff7ce-fe93-495f-9015-9b9b7e67fa4b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_OtherCashEquivalentsMember_8efb10a9-1a7e-4df4-973e-c71d599f5994" xlink:href="adsk-20260430.xsd#adsk_OtherCashEquivalentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_41ddae61-5db8-480c-90a0-fceb8a05392d" xlink:to="loc_adsk_OtherCashEquivalentsMember_8efb10a9-1a7e-4df4-973e-c71d599f5994" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_425303fe-9327-45d5-9e9f-18d5860bc369" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_db02b35d-3a5f-4052-a047-fceb42760580" xlink:to="loc_us-gaap_FinancialInstrumentAxis_425303fe-9327-45d5-9e9f-18d5860bc369" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_425303fe-9327-45d5-9e9f-18d5860bc369_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_425303fe-9327-45d5-9e9f-18d5860bc369" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_425303fe-9327-45d5-9e9f-18d5860bc369_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9e4dddc9-140f-47da-9ed1-64b679bedad9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_425303fe-9327-45d5-9e9f-18d5860bc369" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9e4dddc9-140f-47da-9ed1-64b679bedad9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialPaperMember_2d140cd1-79c6-4c05-a002-35bb526f249b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommercialPaperMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9e4dddc9-140f-47da-9ed1-64b679bedad9" xlink:to="loc_us-gaap_CommercialPaperMember_2d140cd1-79c6-4c05-a002-35bb526f249b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_2c02e003-e168-42db-a020-23cbd95732e6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9e4dddc9-140f-47da-9ed1-64b679bedad9" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_2c02e003-e168-42db-a020-23cbd95732e6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USGovernmentDebtSecuritiesMember_5ae0ffb0-faa3-4e36-93e3-20362f7aebd5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_USGovernmentDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9e4dddc9-140f-47da-9ed1-64b679bedad9" xlink:to="loc_us-gaap_USGovernmentDebtSecuritiesMember_5ae0ffb0-faa3-4e36-93e3-20362f7aebd5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetBackedSecuritiesMember_75676665-1faf-4714-b69f-82d8f026575c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9e4dddc9-140f-47da-9ed1-64b679bedad9" xlink:to="loc_us-gaap_AssetBackedSecuritiesMember_75676665-1faf-4714-b69f-82d8f026575c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CertificatesOfDepositMember_2f4a74bb-bf6c-45f3-ad39-cc4f7a84e92b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CertificatesOfDepositMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9e4dddc9-140f-47da-9ed1-64b679bedad9" xlink:to="loc_us-gaap_CertificatesOfDepositMember_2f4a74bb-bf6c-45f3-ad39-cc4f7a84e92b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_AgencyMortgageBackedSecuritiesMember_3d06c28e-abeb-4820-b622-b9f915709931" xlink:href="adsk-20260430.xsd#adsk_AgencyMortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9e4dddc9-140f-47da-9ed1-64b679bedad9" xlink:to="loc_adsk_AgencyMortgageBackedSecuritiesMember_3d06c28e-abeb-4820-b622-b9f915709931" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AgencySecuritiesMember_019d53c9-b258-7dd4-9489-983b4bbe6553" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AgencySecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9e4dddc9-140f-47da-9ed1-64b679bedad9" xlink:to="loc_us-gaap_AgencySecuritiesMember_019d53c9-b258-7dd4-9489-983b4bbe6553" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_OtherMarketableSecuritiesMember_4e0f75a0-00ce-456e-b07e-82ebaafb6d20" xlink:href="adsk-20260430.xsd#adsk_OtherMarketableSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9e4dddc9-140f-47da-9ed1-64b679bedad9" xlink:to="loc_adsk_OtherMarketableSecuritiesMember_4e0f75a0-00ce-456e-b07e-82ebaafb6d20" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MutualFundMember_c3101080-37b3-4978-8f6a-d34bd4ec8115" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MutualFundMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9e4dddc9-140f-47da-9ed1-64b679bedad9" xlink:to="loc_us-gaap_MutualFundMember_c3101080-37b3-4978-8f6a-d34bd4ec8115" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_2fb6ddb2-7f95-4468-8cb3-9c76b152e8d8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_db02b35d-3a5f-4052-a047-fceb42760580" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_2fb6ddb2-7f95-4468-8cb3-9c76b152e8d8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2fb6ddb2-7f95-4468-8cb3-9c76b152e8d8_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_2fb6ddb2-7f95-4468-8cb3-9c76b152e8d8" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2fb6ddb2-7f95-4468-8cb3-9c76b152e8d8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8f143b77-5f6a-4b64-9623-8659f1fc319e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_2fb6ddb2-7f95-4468-8cb3-9c76b152e8d8" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8f143b77-5f6a-4b64-9623-8659f1fc319e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_da0ef796-83c2-4e60-bd58-fd15426d8d98" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8f143b77-5f6a-4b64-9623-8659f1fc319e" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_da0ef796-83c2-4e60-bd58-fd15426d8d98" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_af48d172-3b1f-45ed-b754-7f8f6f200874" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8f143b77-5f6a-4b64-9623-8659f1fc319e" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_af48d172-3b1f-45ed-b754-7f8f6f200874" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_ebe8ddbf-0dcc-492d-8508-3cb4268bdd8b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8f143b77-5f6a-4b64-9623-8659f1fc319e" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_ebe8ddbf-0dcc-492d-8508-3cb4268bdd8b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_b2885548-ec23-444d-a742-ca73047947c9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_db02b35d-3a5f-4052-a047-fceb42760580" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_b2885548-ec23-444d-a742-ca73047947c9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_b2885548-ec23-444d-a742-ca73047947c9_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_b2885548-ec23-444d-a742-ca73047947c9" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_b2885548-ec23-444d-a742-ca73047947c9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_f33a70ff-c0b0-485d-9a40-957b82c9f2dd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_b2885548-ec23-444d-a742-ca73047947c9" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_f33a70ff-c0b0-485d-9a40-957b82c9f2dd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_48d6cbe2-b160-4988-89b0-0a7056dd2ef2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignExchangeContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_f33a70ff-c0b0-485d-9a40-957b82c9f2dd" xlink:to="loc_us-gaap_ForeignExchangeContractMember_48d6cbe2-b160-4988-89b0-0a7056dd2ef2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAbstract_c04d469b-7e61-434f-8247-4221a1f9f61a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_308f7062-baa7-4e2f-a92e-4d3483aa59cd" xlink:to="loc_us-gaap_CashAndCashEquivalentsAbstract_c04d469b-7e61-434f-8247-4221a1f9f61a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_e09a27db-7f13-4b46-be78-d25dce207e61" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CashAndCashEquivalentsAbstract_c04d469b-7e61-434f-8247-4221a1f9f61a" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_e09a27db-7f13-4b46-be78-d25dce207e61" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesAbstract_ad1729dc-5e14-40f1-a67e-5307fd03fefb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MarketableSecuritiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_308f7062-baa7-4e2f-a92e-4d3483aa59cd" xlink:to="loc_us-gaap_MarketableSecuritiesAbstract_ad1729dc-5e14-40f1-a67e-5307fd03fefb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_DebtSecuritiesAvailableForSaleCurrentAbstract_a9ebe7b9-89b7-435b-a80c-090e28f526de" xlink:href="adsk-20260430.xsd#adsk_DebtSecuritiesAvailableForSaleCurrentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketableSecuritiesAbstract_ad1729dc-5e14-40f1-a67e-5307fd03fefb" xlink:to="loc_adsk_DebtSecuritiesAvailableForSaleCurrentAbstract_a9ebe7b9-89b7-435b-a80c-090e28f526de" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent_a0279135-8f3f-413b-805b-efde7aad22f5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_adsk_DebtSecuritiesAvailableForSaleCurrentAbstract_a9ebe7b9-89b7-435b-a80c-090e28f526de" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent_a0279135-8f3f-413b-805b-efde7aad22f5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_DebtSecuritiesAvailableForSaleNoncurrentAbstract_cc7fb016-17a7-4ff7-aa61-40e5469ae789" xlink:href="adsk-20260430.xsd#adsk_DebtSecuritiesAvailableForSaleNoncurrentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketableSecuritiesAbstract_ad1729dc-5e14-40f1-a67e-5307fd03fefb" xlink:to="loc_adsk_DebtSecuritiesAvailableForSaleNoncurrentAbstract_cc7fb016-17a7-4ff7-aa61-40e5469ae789" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecuritiesNoncurrent_85fc1016-9fbf-4949-92b5-c50d0d4b2baf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecuritiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_adsk_DebtSecuritiesAvailableForSaleNoncurrentAbstract_cc7fb016-17a7-4ff7-aa61-40e5469ae789" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecuritiesNoncurrent_85fc1016-9fbf-4949-92b5-c50d0d4b2baf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_OtherInvestmentsFairValue_51228e9d-ceca-4073-8617-78732ba7de58" xlink:href="adsk-20260430.xsd#adsk_OtherInvestmentsFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_308f7062-baa7-4e2f-a92e-4d3483aa59cd" xlink:to="loc_adsk_OtherInvestmentsFairValue_51228e9d-ceca-4073-8617-78732ba7de58" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetsAbstract_019d76b9-d5e9-7456-b6c9-ef859742e666" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_308f7062-baa7-4e2f-a92e-4d3483aa59cd" xlink:to="loc_us-gaap_DerivativeAssetsAbstract_019d76b9-d5e9-7456-b6c9-ef859742e666" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssets_d30fa78b-677b-4b8c-ac16-de62c0315261" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeAssetsAbstract_019d76b9-d5e9-7456-b6c9-ef859742e666" xlink:to="loc_us-gaap_DerivativeAssets_d30fa78b-677b-4b8c-ac16-de62c0315261" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilitiesAbstract_019d76ba-3a70-7bf8-ab48-834edb7f1149" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_308f7062-baa7-4e2f-a92e-4d3483aa59cd" xlink:to="loc_us-gaap_DerivativeLiabilitiesAbstract_019d76ba-3a70-7bf8-ab48-834edb7f1149" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_6b44b223-6359-40c1-a612-3f2591ad81ae" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLiabilitiesAbstract_019d76ba-3a70-7bf8-ab48-834edb7f1149" xlink:to="loc_us-gaap_DerivativeLiabilities_6b44b223-6359-40c1-a612-3f2591ad81ae" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_b2c42518-2983-4afb-a499-3888cfc3932c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_308f7062-baa7-4e2f-a92e-4d3483aa59cd" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_b2c42518-2983-4afb-a499-3888cfc3932c" xlink:type="arc" order="5"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/EquityCompensationScheduleofRestrictedStockActivityDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#EquityCompensationScheduleofRestrictedStockActivityDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/EquityCompensationScheduleofRestrictedStockActivityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_af80664a-3a77-42da-b384-bd60e7439808" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_19895571-c4f8-449a-8fa5-9e421a14ba4d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_af80664a-3a77-42da-b384-bd60e7439808" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_19895571-c4f8-449a-8fa5-9e421a14ba4d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_1fc62e73-aed7-4ebc-af51-7a36cdbee725" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_19895571-c4f8-449a-8fa5-9e421a14ba4d" xlink:to="loc_us-gaap_AwardTypeAxis_1fc62e73-aed7-4ebc-af51-7a36cdbee725" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_1fc62e73-aed7-4ebc-af51-7a36cdbee725_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_1fc62e73-aed7-4ebc-af51-7a36cdbee725" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_1fc62e73-aed7-4ebc-af51-7a36cdbee725_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e43a5564-9ce4-43fe-805c-4bfe2099a8da" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_1fc62e73-aed7-4ebc-af51-7a36cdbee725" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e43a5564-9ce4-43fe-805c-4bfe2099a8da" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_RestrictedStockUnitsRSUsandPerformanceSharesMember_5f19e7c8-0e6a-4b97-b8f9-5686d92c6c8c" xlink:href="adsk-20260430.xsd#adsk_RestrictedStockUnitsRSUsandPerformanceSharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e43a5564-9ce4-43fe-805c-4bfe2099a8da" xlink:to="loc_adsk_RestrictedStockUnitsRSUsandPerformanceSharesMember_5f19e7c8-0e6a-4b97-b8f9-5686d92c6c8c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_228e3a19-93d9-4ae6-9e38-0f52cde7a332" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_19895571-c4f8-449a-8fa5-9e421a14ba4d" xlink:to="loc_srt_RangeAxis_228e3a19-93d9-4ae6-9e38-0f52cde7a332" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_228e3a19-93d9-4ae6-9e38-0f52cde7a332_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_228e3a19-93d9-4ae6-9e38-0f52cde7a332" xlink:to="loc_srt_RangeMember_228e3a19-93d9-4ae6-9e38-0f52cde7a332_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_e00eee3f-f746-414f-b0ec-feddc9db955f" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_228e3a19-93d9-4ae6-9e38-0f52cde7a332" xlink:to="loc_srt_RangeMember_e00eee3f-f746-414f-b0ec-feddc9db955f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_75780d68-8b8f-4009-ba98-b95c5ba7fd13" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_e00eee3f-f746-414f-b0ec-feddc9db955f" xlink:to="loc_srt_MinimumMember_75780d68-8b8f-4009-ba98-b95c5ba7fd13" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_2e3107df-22f9-4973-bef9-09f2f6a7d62b" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_e00eee3f-f746-414f-b0ec-feddc9db955f" xlink:to="loc_srt_MaximumMember_2e3107df-22f9-4973-bef9-09f2f6a7d62b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_6acf3dc2-7a4a-487d-b3a6-7031250056f6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_af80664a-3a77-42da-b384-bd60e7439808" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_6acf3dc2-7a4a-487d-b3a6-7031250056f6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_dd63aaac-2654-40cb-b2ae-810f4ea8cf91" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_6acf3dc2-7a4a-487d-b3a6-7031250056f6" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_dd63aaac-2654-40cb-b2ae-810f4ea8cf91" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_8d09e3a2-36e4-46ae-ad5e-b1ab514d53e8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_6acf3dc2-7a4a-487d-b3a6-7031250056f6" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_8d09e3a2-36e4-46ae-ad5e-b1ab514d53e8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_63000fda-b3ae-4e09-b6eb-5859779b905e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_6acf3dc2-7a4a-487d-b3a6-7031250056f6" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_63000fda-b3ae-4e09-b6eb-5859779b905e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_448af773-916d-48cf-b318-ec69e19786c4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_6acf3dc2-7a4a-487d-b3a6-7031250056f6" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_448af773-916d-48cf-b318-ec69e19786c4" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAdjustmentsInPeriod_aea7272a-e764-477b-9a49-061584d41d30" xlink:href="adsk-20260430.xsd#adsk_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAdjustmentsInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_6acf3dc2-7a4a-487d-b3a6-7031250056f6" xlink:to="loc_adsk_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAdjustmentsInPeriod_aea7272a-e764-477b-9a49-061584d41d30" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_e554cb2a-c694-4c0c-ab10-7372aff8105e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsWeightedAverageGrantDateFairValueRollForward_8f986361-ed8d-40a5-9521-4175a2794294" xlink:href="adsk-20260430.xsd#adsk_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsWeightedAverageGrantDateFairValueRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_af80664a-3a77-42da-b384-bd60e7439808" xlink:to="loc_adsk_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsWeightedAverageGrantDateFairValueRollForward_8f986361-ed8d-40a5-9521-4175a2794294" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_55a17315-e7a4-4fd0-a965-62e01f90b2bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_adsk_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsWeightedAverageGrantDateFairValueRollForward_8f986361-ed8d-40a5-9521-4175a2794294" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_55a17315-e7a4-4fd0-a965-62e01f90b2bc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_0c175b90-d1fa-4631-a760-2e30a730a746" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_adsk_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsWeightedAverageGrantDateFairValueRollForward_8f986361-ed8d-40a5-9521-4175a2794294" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_0c175b90-d1fa-4631-a760-2e30a730a746" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_949a29de-b888-4b64-8a22-03faf75296c4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_adsk_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsWeightedAverageGrantDateFairValueRollForward_8f986361-ed8d-40a5-9521-4175a2794294" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_949a29de-b888-4b64-8a22-03faf75296c4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_ded69ab7-9ce8-4905-aeb0-a1b478b84a53" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_adsk_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsWeightedAverageGrantDateFairValueRollForward_8f986361-ed8d-40a5-9521-4175a2794294" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_ded69ab7-9ce8-4905-aeb0-a1b478b84a53" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAdjustmentsWeightedAverageGrantDateFairValue_af7ab7a8-c800-475f-b9ec-66af6628b7fb" xlink:href="adsk-20260430.xsd#adsk_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAdjustmentsWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_adsk_SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsWeightedAverageGrantDateFairValueRollForward_8f986361-ed8d-40a5-9521-4175a2794294" xlink:to="loc_adsk_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAdjustmentsWeightedAverageGrantDateFairValue_af7ab7a8-c800-475f-b9ec-66af6628b7fb" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_bea19be7-35d0-4220-abc1-f6fc6b193589" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_PerformanceSharesUnitsPayoutPercentage_357860de-4018-4d5a-a31d-a69941a9d08a" xlink:href="adsk-20260430.xsd#adsk_PerformanceSharesUnitsPayoutPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_af80664a-3a77-42da-b384-bd60e7439808" xlink:to="loc_adsk_PerformanceSharesUnitsPayoutPercentage_357860de-4018-4d5a-a31d-a69941a9d08a" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/EquityCompensationNarrativeDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#EquityCompensationNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/EquityCompensationNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_aa53737f-d734-4ed6-b8b3-371290b94f8e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_e672cf28-62b1-4b5f-93df-330fcea98fd5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_aa53737f-d734-4ed6-b8b3-371290b94f8e" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_e672cf28-62b1-4b5f-93df-330fcea98fd5" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_34876515-a88b-4191-a8aa-aeaec34d989c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_e672cf28-62b1-4b5f-93df-330fcea98fd5" xlink:to="loc_us-gaap_AwardTypeAxis_34876515-a88b-4191-a8aa-aeaec34d989c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_34876515-a88b-4191-a8aa-aeaec34d989c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_34876515-a88b-4191-a8aa-aeaec34d989c" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_34876515-a88b-4191-a8aa-aeaec34d989c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_f08ba694-942c-4647-8941-d07139084f98" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_34876515-a88b-4191-a8aa-aeaec34d989c" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_f08ba694-942c-4647-8941-d07139084f98" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_RestrictedStockUnitsRSUsandPerformanceSharesMember_caec2a18-c7a6-4424-84e1-6fc55fcc4249" xlink:href="adsk-20260430.xsd#adsk_RestrictedStockUnitsRSUsandPerformanceSharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_f08ba694-942c-4647-8941-d07139084f98" xlink:to="loc_adsk_RestrictedStockUnitsRSUsandPerformanceSharesMember_caec2a18-c7a6-4424-84e1-6fc55fcc4249" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_7b81fe3c-5d4e-48eb-8c2d-6223ca6ff12a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_f08ba694-942c-4647-8941-d07139084f98" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_7b81fe3c-5d4e-48eb-8c2d-6223ca6ff12a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_fb5a058b-52dc-44c9-9408-f4f129016f0c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PerformanceSharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_f08ba694-942c-4647-8941-d07139084f98" xlink:to="loc_us-gaap_PerformanceSharesMember_fb5a058b-52dc-44c9-9408-f4f129016f0c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameAxis_65dbcb7c-4b07-42e6-9f25-3061383b4610" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_e672cf28-62b1-4b5f-93df-330fcea98fd5" xlink:to="loc_us-gaap_PlanNameAxis_65dbcb7c-4b07-42e6-9f25-3061383b4610" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameDomain_65dbcb7c-4b07-42e6-9f25-3061383b4610_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PlanNameAxis_65dbcb7c-4b07-42e6-9f25-3061383b4610" xlink:to="loc_us-gaap_PlanNameDomain_65dbcb7c-4b07-42e6-9f25-3061383b4610_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameDomain_81b61d9e-327b-4176-9460-50da40887ea6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PlanNameAxis_65dbcb7c-4b07-42e6-9f25-3061383b4610" xlink:to="loc_us-gaap_PlanNameDomain_81b61d9e-327b-4176-9460-50da40887ea6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_EmployeeQualifiedStockPurchasePlan1998EspPlanMember_532a04af-89e5-42c7-aa64-ad1bbdbbe49a" xlink:href="adsk-20260430.xsd#adsk_EmployeeQualifiedStockPurchasePlan1998EspPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanNameDomain_81b61d9e-327b-4176-9460-50da40887ea6" xlink:to="loc_adsk_EmployeeQualifiedStockPurchasePlan1998EspPlanMember_532a04af-89e5-42c7-aa64-ad1bbdbbe49a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VestingAxis_be04ad56-f813-42ae-b94a-e194eba3ba14" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VestingAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_e672cf28-62b1-4b5f-93df-330fcea98fd5" xlink:to="loc_us-gaap_VestingAxis_be04ad56-f813-42ae-b94a-e194eba3ba14" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VestingDomain_be04ad56-f813-42ae-b94a-e194eba3ba14_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VestingDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_VestingAxis_be04ad56-f813-42ae-b94a-e194eba3ba14" xlink:to="loc_us-gaap_VestingDomain_be04ad56-f813-42ae-b94a-e194eba3ba14_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VestingDomain_d1589585-61e8-4bd5-8525-a40f148fc12b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VestingDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_VestingAxis_be04ad56-f813-42ae-b94a-e194eba3ba14" xlink:to="loc_us-gaap_VestingDomain_d1589585-61e8-4bd5-8525-a40f148fc12b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheOneMember_9342dd4a-319b-4e0f-8054-502acdc1ab3c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationAwardTrancheOneMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VestingDomain_d1589585-61e8-4bd5-8525-a40f148fc12b" xlink:to="loc_us-gaap_ShareBasedCompensationAwardTrancheOneMember_9342dd4a-319b-4e0f-8054-502acdc1ab3c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_2391be52-b412-4c45-b3a3-e0b2a94adfb5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationAwardTrancheTwoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VestingDomain_d1589585-61e8-4bd5-8525-a40f148fc12b" xlink:to="loc_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_2391be52-b412-4c45-b3a3-e0b2a94adfb5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_e804f35f-1d06-45f4-a06a-41950e875821" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationAwardTrancheThreeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VestingDomain_d1589585-61e8-4bd5-8525-a40f148fc12b" xlink:to="loc_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_e804f35f-1d06-45f4-a06a-41950e875821" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_019d4450-e3f6-7fc5-97d7-07e1485e948e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_aa53737f-d734-4ed6-b8b3-371290b94f8e" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_019d4450-e3f6-7fc5-97d7-07e1485e948e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_019d4450-e3f6-7e81-aabd-f927e322f69a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_aa53737f-d734-4ed6-b8b3-371290b94f8e" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_019d4450-e3f6-7e81-aabd-f927e322f69a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount_019d4450-e3f6-79b3-ab44-7500a513307e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_aa53737f-d734-4ed6-b8b3-371290b94f8e" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount_019d4450-e3f6-79b3-ab44-7500a513307e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityMarketCapitalization_019d4450-e3f6-7c47-8320-ce50675a3432" xlink:href="adsk-20260430.xsd#adsk_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityMarketCapitalization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_aa53737f-d734-4ed6-b8b3-371290b94f8e" xlink:to="loc_adsk_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityMarketCapitalization_019d4450-e3f6-7c47-8320-ce50675a3432" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_019d7bca-8d22-7a83-93b9-73ea06f3d2c7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_aa53737f-d734-4ed6-b8b3-371290b94f8e" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_019d7bca-8d22-7a83-93b9-73ea06f3d2c7" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_019d470f-9a0e-7896-bc27-bf822efbc017" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_aa53737f-d734-4ed6-b8b3-371290b94f8e" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_019d470f-9a0e-7896-bc27-bf822efbc017" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_EmployeeStockPurchasePlanMaximumPercentageOfCompensationToPurchaseSharesByEligibleParticipants_019d4451-0a08-7548-9193-2c77de560259" xlink:href="adsk-20260430.xsd#adsk_EmployeeStockPurchasePlanMaximumPercentageOfCompensationToPurchaseSharesByEligibleParticipants"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_aa53737f-d734-4ed6-b8b3-371290b94f8e" xlink:to="loc_adsk_EmployeeStockPurchasePlanMaximumPercentageOfCompensationToPurchaseSharesByEligibleParticipants_019d4451-0a08-7548-9193-2c77de560259" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_EmployeeStockPurchasePlanMinimumPercentageOfCommonStockFairValueDefinedToPurchaseSharesByEligibleParticipants_019d4451-0a08-7338-bc40-b77fd7b4e381" xlink:href="adsk-20260430.xsd#adsk_EmployeeStockPurchasePlanMinimumPercentageOfCommonStockFairValueDefinedToPurchaseSharesByEligibleParticipants"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_aa53737f-d734-4ed6-b8b3-371290b94f8e" xlink:to="loc_adsk_EmployeeStockPurchasePlanMinimumPercentageOfCommonStockFairValueDefinedToPurchaseSharesByEligibleParticipants_019d4451-0a08-7338-bc40-b77fd7b4e381" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_EmployeeStockPurchasePlanNumberofExercisePeriods_019d4451-0a08-76c2-82b1-ae4da3273ed4" xlink:href="adsk-20260430.xsd#adsk_EmployeeStockPurchasePlanNumberofExercisePeriods"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_aa53737f-d734-4ed6-b8b3-371290b94f8e" xlink:to="loc_adsk_EmployeeStockPurchasePlanNumberofExercisePeriods_019d4451-0a08-76c2-82b1-ae4da3273ed4" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_EmployeeStockPurchasePlanTermofExercisePeriod_019d4451-0a08-79d1-b686-c72c6b08f52e" xlink:href="adsk-20260430.xsd#adsk_EmployeeStockPurchasePlanTermofExercisePeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_aa53737f-d734-4ed6-b8b3-371290b94f8e" xlink:to="loc_adsk_EmployeeStockPurchasePlanTermofExercisePeriod_019d4451-0a08-79d1-b686-c72c6b08f52e" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_EmployeeStockPurchasePlanTermofOfferingPeriod_019d4451-0a08-7a8c-8106-ad7d937244d6" xlink:href="adsk-20260430.xsd#adsk_EmployeeStockPurchasePlanTermofOfferingPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_aa53737f-d734-4ed6-b8b3-371290b94f8e" xlink:to="loc_adsk_EmployeeStockPurchasePlanTermofOfferingPeriod_019d4451-0a08-7a8c-8106-ad7d937244d6" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOwnershipPlanESOPCompensationExpense_019e0130-25db-716f-9693-d5c020d01e29" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeStockOwnershipPlanESOPCompensationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_aa53737f-d734-4ed6-b8b3-371290b94f8e" xlink:to="loc_us-gaap_EmployeeStockOwnershipPlanESOPCompensationExpense_019e0130-25db-716f-9693-d5c020d01e29" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_EmployeeStockOwnershipPlanESOPCompensationExpenseDifferences_019e0133-bcd7-729c-8c36-ef32703869b0" xlink:href="adsk-20260430.xsd#adsk_EmployeeStockOwnershipPlanESOPCompensationExpenseDifferences"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_aa53737f-d734-4ed6-b8b3-371290b94f8e" xlink:to="loc_adsk_EmployeeStockOwnershipPlanESOPCompensationExpenseDifferences_019e0133-bcd7-729c-8c36-ef32703869b0" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_019d4451-4d4b-7ad5-b635-136344ccc8d1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_aa53737f-d734-4ed6-b8b3-371290b94f8e" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_019d4451-4d4b-7ad5-b635-136344ccc8d1" xlink:type="arc" order="13"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/EquityCompensationScheduleofESPPActivityDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#EquityCompensationScheduleofESPPActivityDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/EquityCompensationScheduleofESPPActivityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8369fae0-ddee-4715-9641-ee8a7ef91fa9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_0863d4fc-b1e2-46d2-b3d6-8dfc2fc0d5d2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8369fae0-ddee-4715-9641-ee8a7ef91fa9" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_0863d4fc-b1e2-46d2-b3d6-8dfc2fc0d5d2" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_1b258064-873b-450e-b6ac-b122f43e6c14" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_0863d4fc-b1e2-46d2-b3d6-8dfc2fc0d5d2" xlink:to="loc_us-gaap_AwardTypeAxis_1b258064-873b-450e-b6ac-b122f43e6c14" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_1b258064-873b-450e-b6ac-b122f43e6c14_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_1b258064-873b-450e-b6ac-b122f43e6c14" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_1b258064-873b-450e-b6ac-b122f43e6c14_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5ca5cac9-4a45-46da-9216-af77556fbc5b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_1b258064-873b-450e-b6ac-b122f43e6c14" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5ca5cac9-4a45-46da-9216-af77556fbc5b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockMember_003120dd-f65e-48a4-8004-43aafcc27188" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_5ca5cac9-4a45-46da-9216-af77556fbc5b" xlink:to="loc_us-gaap_EmployeeStockMember_003120dd-f65e-48a4-8004-43aafcc27188" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameAxis_831656ab-33ad-4d2b-b3ea-d3c21ab4dbb8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_0863d4fc-b1e2-46d2-b3d6-8dfc2fc0d5d2" xlink:to="loc_us-gaap_PlanNameAxis_831656ab-33ad-4d2b-b3ea-d3c21ab4dbb8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameDomain_831656ab-33ad-4d2b-b3ea-d3c21ab4dbb8_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PlanNameAxis_831656ab-33ad-4d2b-b3ea-d3c21ab4dbb8" xlink:to="loc_us-gaap_PlanNameDomain_831656ab-33ad-4d2b-b3ea-d3c21ab4dbb8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameDomain_60e68001-fb03-4001-9c87-0f76859ef36a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PlanNameAxis_831656ab-33ad-4d2b-b3ea-d3c21ab4dbb8" xlink:to="loc_us-gaap_PlanNameDomain_60e68001-fb03-4001-9c87-0f76859ef36a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_EmployeeQualifiedStockPurchasePlanMember_019d4439-2d34-73ce-a7ef-091d1c3a9bb0" xlink:href="adsk-20260430.xsd#adsk_EmployeeQualifiedStockPurchasePlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanNameDomain_60e68001-fb03-4001-9c87-0f76859ef36a" xlink:to="loc_adsk_EmployeeQualifiedStockPurchasePlanMember_019d4439-2d34-73ce-a7ef-091d1c3a9bb0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_fd392a8c-de68-471b-9c26-126e0d803b67" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8369fae0-ddee-4715-9641-ee8a7ef91fa9" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_fd392a8c-de68-471b-9c26-126e0d803b67" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedAveragePrice_ea0ad5e0-7f2e-4d97-909a-bdae980e7f3b" xlink:href="adsk-20260430.xsd#adsk_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedAveragePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8369fae0-ddee-4715-9641-ee8a7ef91fa9" xlink:to="loc_adsk_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedAveragePrice_ea0ad5e0-7f2e-4d97-909a-bdae980e7f3b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_efcb0c65-26d6-46f7-90e2-7f99e1bd246e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_8369fae0-ddee-4715-9641-ee8a7ef91fa9" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_efcb0c65-26d6-46f7-90e2-7f99e1bd246e" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/EquityCompensationScheduleofStockBasedCompensationExpenseDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#EquityCompensationScheduleofStockBasedCompensationExpenseDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/EquityCompensationScheduleofStockBasedCompensationExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_648d5ead-b51c-453c-a411-6e48b5127390" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_0b2394b6-09e5-4743-b09c-309e8c8ba91c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_648d5ead-b51c-453c-a411-6e48b5127390" xlink:to="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_0b2394b6-09e5-4743-b09c-309e8c8ba91c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_5524627f-2c2a-4cf8-ac44-f6e107e80fde" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_0b2394b6-09e5-4743-b09c-309e8c8ba91c" xlink:to="loc_srt_ProductOrServiceAxis_5524627f-2c2a-4cf8-ac44-f6e107e80fde" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_5524627f-2c2a-4cf8-ac44-f6e107e80fde_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_5524627f-2c2a-4cf8-ac44-f6e107e80fde" xlink:to="loc_srt_ProductsAndServicesDomain_5524627f-2c2a-4cf8-ac44-f6e107e80fde_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_0074e397-53b3-458f-b3a1-4ae29f13ebe5" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_5524627f-2c2a-4cf8-ac44-f6e107e80fde" xlink:to="loc_srt_ProductsAndServicesDomain_0074e397-53b3-458f-b3a1-4ae29f13ebe5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubscriptionAndCirculationMember_019e16d6-96fd-7d3a-8302-a9203e7b76b7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubscriptionAndCirculationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_0074e397-53b3-458f-b3a1-4ae29f13ebe5" xlink:to="loc_us-gaap_SubscriptionAndCirculationMember_019e16d6-96fd-7d3a-8302-a9203e7b76b7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductAndServiceOtherMember_ca422a16-218a-44a9-a0cd-bc0147615473" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProductAndServiceOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_0074e397-53b3-458f-b3a1-4ae29f13ebe5" xlink:to="loc_us-gaap_ProductAndServiceOtherMember_ca422a16-218a-44a9-a0cd-bc0147615473" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_7da85601-a705-47e2-8b62-cb958dcb24be" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_0b2394b6-09e5-4743-b09c-309e8c8ba91c" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_7da85601-a705-47e2-8b62-cb958dcb24be" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_7da85601-a705-47e2-8b62-cb958dcb24be_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_7da85601-a705-47e2-8b62-cb958dcb24be" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_7da85601-a705-47e2-8b62-cb958dcb24be_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_4cc533ac-7024-4943-82a4-d0bca733fbd6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_7da85601-a705-47e2-8b62-cb958dcb24be" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_4cc533ac-7024-4943-82a4-d0bca733fbd6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfSalesMember_90fdf325-4d9c-492b-a74c-ee4a1504643c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfSalesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_4cc533ac-7024-4943-82a4-d0bca733fbd6" xlink:to="loc_us-gaap_CostOfSalesMember_90fdf325-4d9c-492b-a74c-ee4a1504643c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingAndMarketingExpenseMember_fa02238d-ef1d-4d71-afa4-c1133da9b3e3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingAndMarketingExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_4cc533ac-7024-4943-82a4-d0bca733fbd6" xlink:to="loc_us-gaap_SellingAndMarketingExpenseMember_fa02238d-ef1d-4d71-afa4-c1133da9b3e3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpenseMember_5c71f50f-bf6f-4311-bc0a-489e47f0b5dd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_4cc533ac-7024-4943-82a4-d0bca733fbd6" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpenseMember_5c71f50f-bf6f-4311-bc0a-489e47f0b5dd" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpenseMember_51e3be2a-3b70-49cc-b6d5-57b520456219" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GeneralAndAdministrativeExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_4cc533ac-7024-4943-82a4-d0bca733fbd6" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpenseMember_51e3be2a-3b70-49cc-b6d5-57b520456219" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_65653b11-8185-4ad6-b690-14d02312a6b5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_648d5ead-b51c-453c-a411-6e48b5127390" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_65653b11-8185-4ad6-b690-14d02312a6b5" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/EquityCompensationScheduleofAssumptionUsedtoEstimatetheFairValueofStockBasedAwardsDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#EquityCompensationScheduleofAssumptionUsedtoEstimatetheFairValueofStockBasedAwardsDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/EquityCompensationScheduleofAssumptionUsedtoEstimatetheFairValueofStockBasedAwardsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5fed6b2b-4b92-4720-bb00-a542bdccd9cc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_0737e4fa-87c9-4b34-8714-7a0f5ebe8c64" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5fed6b2b-4b92-4720-bb00-a542bdccd9cc" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_0737e4fa-87c9-4b34-8714-7a0f5ebe8c64" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_62ace2f1-956f-47d6-8f78-a3241e82df62" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_0737e4fa-87c9-4b34-8714-7a0f5ebe8c64" xlink:to="loc_us-gaap_AwardTypeAxis_62ace2f1-956f-47d6-8f78-a3241e82df62" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_62ace2f1-956f-47d6-8f78-a3241e82df62_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_62ace2f1-956f-47d6-8f78-a3241e82df62" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_62ace2f1-956f-47d6-8f78-a3241e82df62_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_949f9863-4ab9-483d-8ea1-b1d9e993043c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_62ace2f1-956f-47d6-8f78-a3241e82df62" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_949f9863-4ab9-483d-8ea1-b1d9e993043c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_48520815-7593-4dfd-abb8-0e3122e3e7be" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PerformanceSharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_949f9863-4ab9-483d-8ea1-b1d9e993043c" xlink:to="loc_us-gaap_PerformanceSharesMember_48520815-7593-4dfd-abb8-0e3122e3e7be" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockMember_49830156-064e-420c-9a94-d5a3bac43196" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_949f9863-4ab9-483d-8ea1-b1d9e993043c" xlink:to="loc_us-gaap_EmployeeStockMember_49830156-064e-420c-9a94-d5a3bac43196" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_5c22815a-089d-48c7-865a-2b6d7935bd83" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_0737e4fa-87c9-4b34-8714-7a0f5ebe8c64" xlink:to="loc_srt_RangeAxis_5c22815a-089d-48c7-865a-2b6d7935bd83" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_5c22815a-089d-48c7-865a-2b6d7935bd83_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_5c22815a-089d-48c7-865a-2b6d7935bd83" xlink:to="loc_srt_RangeMember_5c22815a-089d-48c7-865a-2b6d7935bd83_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_14d6f3f2-57a0-41cb-b2dd-567d8e6b875d" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_5c22815a-089d-48c7-865a-2b6d7935bd83" xlink:to="loc_srt_RangeMember_14d6f3f2-57a0-41cb-b2dd-567d8e6b875d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_2a8be7cf-927b-4e9b-acae-6a0ae492a5f8" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_14d6f3f2-57a0-41cb-b2dd-567d8e6b875d" xlink:to="loc_srt_MinimumMember_2a8be7cf-927b-4e9b-acae-6a0ae492a5f8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_f350e168-5cc9-4892-ab5c-9157ca7d7d48" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_14d6f3f2-57a0-41cb-b2dd-567d8e6b875d" xlink:to="loc_srt_MaximumMember_f350e168-5cc9-4892-ab5c-9157ca7d7d48" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_0976e957-c133-40b1-adb9-ea27489b0c16" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5fed6b2b-4b92-4720-bb00-a542bdccd9cc" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_0976e957-c133-40b1-adb9-ea27489b0c16" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_2a15a0cb-6541-4bf3-a549-5aca4184e3e0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5fed6b2b-4b92-4720-bb00-a542bdccd9cc" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_2a15a0cb-6541-4bf3-a549-5aca4184e3e0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_7c53e739-aaec-4fd4-a701-7fa960ec1adb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5fed6b2b-4b92-4720-bb00-a542bdccd9cc" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_7c53e739-aaec-4fd4-a701-7fa960ec1adb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_fa4a638d-6a26-4b74-8c32-2e3f7fa146e8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5fed6b2b-4b92-4720-bb00-a542bdccd9cc" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_fa4a638d-6a26-4b74-8c32-2e3f7fa146e8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_9db1696c-2957-4df2-b404-f0ce824dc392" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5fed6b2b-4b92-4720-bb00-a542bdccd9cc" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_9db1696c-2957-4df2-b404-f0ce824dc392" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_8fe39824-6bbe-4840-b007-5c487548e30e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5fed6b2b-4b92-4720-bb00-a542bdccd9cc" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_8fe39824-6bbe-4840-b007-5c487548e30e" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_019e0551-268a-7c42-b069-a6c3c4e915f3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_5fed6b2b-4b92-4720-bb00-a542bdccd9cc" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_019e0551-268a-7c42-b069-a6c3c4e915f3" xlink:type="arc" order="6"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/CloudComputingArrangementsDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#CloudComputingArrangementsDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/CloudComputingArrangementsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostLineItems_b5beedd5-79f4-43b6-83f7-dfb48d37303b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostTable_64fc8cfe-af70-46a2-a1ea-f5e364c2000d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_CapitalizedContractCostLineItems_b5beedd5-79f4-43b6-83f7-dfb48d37303b" xlink:to="loc_us-gaap_CapitalizedContractCostTable_64fc8cfe-af70-46a2-a1ea-f5e364c2000d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostAxis_54e6115d-284e-46e8-b759-97d86775a0fe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_CapitalizedContractCostTable_64fc8cfe-af70-46a2-a1ea-f5e364c2000d" xlink:to="loc_us-gaap_CapitalizedContractCostAxis_54e6115d-284e-46e8-b759-97d86775a0fe" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostDomain_54e6115d-284e-46e8-b759-97d86775a0fe_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CapitalizedContractCostAxis_54e6115d-284e-46e8-b759-97d86775a0fe" xlink:to="loc_us-gaap_CapitalizedContractCostDomain_54e6115d-284e-46e8-b759-97d86775a0fe_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostDomain_b4be6388-cba9-4eef-b3fa-c21452717c53" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CapitalizedContractCostAxis_54e6115d-284e-46e8-b759-97d86775a0fe" xlink:to="loc_us-gaap_CapitalizedContractCostDomain_b4be6388-cba9-4eef-b3fa-c21452717c53" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_CloudbasedSoftwareHostingArrangementsMember_43788e68-c917-4b46-9830-91598409eb5c" xlink:href="adsk-20260430.xsd#adsk_CloudbasedSoftwareHostingArrangementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CapitalizedContractCostDomain_b4be6388-cba9-4eef-b3fa-c21452717c53" xlink:to="loc_adsk_CloudbasedSoftwareHostingArrangementsMember_43788e68-c917-4b46-9830-91598409eb5c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedComputerSoftwareNet_7050b932-d5ba-44a8-a371-1d48766d90ba" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedComputerSoftwareNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CapitalizedContractCostLineItems_b5beedd5-79f4-43b6-83f7-dfb48d37303b" xlink:to="loc_us-gaap_CapitalizedComputerSoftwareNet_7050b932-d5ba-44a8-a371-1d48766d90ba" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostAccumulatedAmortization_7c6abe15-fa5a-466f-8c5e-349374025cb2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostAccumulatedAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CapitalizedContractCostLineItems_b5beedd5-79f4-43b6-83f7-dfb48d37303b" xlink:to="loc_us-gaap_CapitalizedContractCostAccumulatedAmortization_7c6abe15-fa5a-466f-8c5e-349374025cb2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentForAmortization_ebce6961-a207-4f9b-90ec-0b88fec5454d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentForAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CapitalizedContractCostLineItems_b5beedd5-79f4-43b6-83f7-dfb48d37303b" xlink:to="loc_us-gaap_AdjustmentForAmortization_ebce6961-a207-4f9b-90ec-0b88fec5454d" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/CoststoObtainaContractwithaCustomerDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#CoststoObtainaContractwithaCustomerDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/CoststoObtainaContractwithaCustomerDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostLineItems_019d475f-d86f-76bd-9847-4d74baf77031" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostTable_019d475f-d86f-732e-8b46-45130b090550" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_CapitalizedContractCostLineItems_019d475f-d86f-76bd-9847-4d74baf77031" xlink:to="loc_us-gaap_CapitalizedContractCostTable_019d475f-d86f-732e-8b46-45130b090550" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_019d475f-d86f-762c-be25-71d9a509c348" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RestatementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_CapitalizedContractCostTable_019d475f-d86f-732e-8b46-45130b090550" xlink:to="loc_srt_RestatementAxis_019d475f-d86f-762c-be25-71d9a509c348" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_019d475f-d86f-762c-be25-71d9a509c348_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RestatementAxis_019d475f-d86f-762c-be25-71d9a509c348" xlink:to="loc_srt_RestatementDomain_019d475f-d86f-762c-be25-71d9a509c348_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_019d475f-d86f-7a76-8e51-117b372f45c8" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RestatementAxis_019d475f-d86f-762c-be25-71d9a509c348" xlink:to="loc_srt_RestatementDomain_019d475f-d86f-7a76-8e51-117b372f45c8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RevisionOfPriorPeriodReclassificationAdjustmentMember_019d475f-d86f-7a0b-bbc8-56f29adf2a52" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RevisionOfPriorPeriodReclassificationAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_019d475f-d86f-7a76-8e51-117b372f45c8" xlink:to="loc_srt_RevisionOfPriorPeriodReclassificationAdjustmentMember_019d475f-d86f-7a0b-bbc8-56f29adf2a52" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostNet_019d475f-d86f-73b9-b101-6ad12993e34c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CapitalizedContractCostLineItems_019d475f-d86f-76bd-9847-4d74baf77031" xlink:to="loc_us-gaap_CapitalizedContractCostNet_019d475f-d86f-73b9-b101-6ad12993e34c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostNetCurrent_019d475f-d86f-7278-b994-62230fcc9dcb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostNetCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CapitalizedContractCostLineItems_019d475f-d86f-76bd-9847-4d74baf77031" xlink:to="loc_us-gaap_CapitalizedContractCostNetCurrent_019d475f-d86f-7278-b994-62230fcc9dcb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostAmortization_019d475f-d86f-76db-827e-fb5ce3a0da33" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CapitalizedContractCostLineItems_019d475f-d86f-76bd-9847-4d74baf77031" xlink:to="loc_us-gaap_CapitalizedContractCostAmortization_019d475f-d86f-76db-827e-fb5ce3a0da33" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostImpairmentLoss_019d475f-d86f-7a9f-8804-d50e2e9e8f6e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalizedContractCostImpairmentLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CapitalizedContractCostLineItems_019d475f-d86f-76bd-9847-4d74baf77031" xlink:to="loc_us-gaap_CapitalizedContractCostImpairmentLoss_019d475f-d86f-7a9f-8804-d50e2e9e8f6e" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/BalanceSheetComponentsScheduleofIntangibleAssetsNetDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#BalanceSheetComponentsScheduleofIntangibleAssetsNetDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/BalanceSheetComponentsScheduleofIntangibleAssetsNetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_019d4490-6de5-7c7a-a893-cd3a89c26bf7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_019d4490-6de5-737d-bae7-2bffaea10d01" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_019d4490-6de5-7c7a-a893-cd3a89c26bf7" xlink:to="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_019d4490-6de5-737d-bae7-2bffaea10d01" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_019d4490-6de5-7073-8694-ea08ade8a38b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_019d4490-6de5-737d-bae7-2bffaea10d01" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_019d4490-6de5-7073-8694-ea08ade8a38b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019d4490-6de5-7073-8694-ea08ade8a38b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_019d4490-6de5-7073-8694-ea08ade8a38b" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019d4490-6de5-7073-8694-ea08ade8a38b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019d4490-6de5-7ff2-9f78-eefd8eb41b94" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_019d4490-6de5-7073-8694-ea08ade8a38b" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019d4490-6de5-7ff2-9f78-eefd8eb41b94" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerRelationshipsMember_019d4490-6de5-75f8-a790-63bcaadaeb6b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CustomerRelationshipsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019d4490-6de5-7ff2-9f78-eefd8eb41b94" xlink:to="loc_us-gaap_CustomerRelationshipsMember_019d4490-6de5-75f8-a790-63bcaadaeb6b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DevelopedTechnologyRightsMember_019d4490-6de5-70ba-be3a-8cb7c6e40392" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DevelopedTechnologyRightsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019d4490-6de5-7ff2-9f78-eefd8eb41b94" xlink:to="loc_us-gaap_DevelopedTechnologyRightsMember_019d4490-6de5-70ba-be3a-8cb7c6e40392" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntellectualPropertyMember_019d4490-6de5-7fbb-8bbf-11fbb40c299d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntellectualPropertyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019d4490-6de5-7ff2-9f78-eefd8eb41b94" xlink:to="loc_us-gaap_IntellectualPropertyMember_019d4490-6de5-7fbb-8bbf-11fbb40c299d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIntangibleAssetsMember_019d4490-6de5-701a-9b0c-c68cf8e1a801" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherIntangibleAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_019d4490-6de5-7ff2-9f78-eefd8eb41b94" xlink:to="loc_us-gaap_OtherIntangibleAssetsMember_019d4490-6de5-701a-9b0c-c68cf8e1a801" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_019d4490-6de5-777b-a264-3cd05f52499f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_019d4490-6de5-7c7a-a893-cd3a89c26bf7" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_019d4490-6de5-777b-a264-3cd05f52499f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_019d4490-6de5-7046-a871-9f5db1d54967" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_019d4490-6de5-7c7a-a893-cd3a89c26bf7" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_019d4490-6de5-7046-a871-9f5db1d54967" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019d4490-6de5-7a4e-88a5-6691fafad71c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_019d4490-6de5-7c7a-a893-cd3a89c26bf7" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019d4490-6de5-7a4e-88a5-6691fafad71c" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/BalanceSheetComponentsScheduleofComputerEquipmentSoftwareFurnitureandLeaseholdImprovementsNetDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#BalanceSheetComponentsScheduleofComputerEquipmentSoftwareFurnitureandLeaseholdImprovementsNetDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/BalanceSheetComponentsScheduleofComputerEquipmentSoftwareFurnitureandLeaseholdImprovementsNetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_019d4490-6de5-7844-98e5-0f98b2af9ef6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_019d4490-6de5-7e23-8e3b-73f126b988be" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_019d4490-6de5-7844-98e5-0f98b2af9ef6" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_019d4490-6de5-7e23-8e3b-73f126b988be" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_019d4490-6de5-7d5f-ba90-0b327713a926" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_019d4490-6de5-7e23-8e3b-73f126b988be" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_019d4490-6de5-7d5f-ba90-0b327713a926" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_019d4490-6de5-7d5f-ba90-0b327713a926_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_019d4490-6de5-7d5f-ba90-0b327713a926" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_019d4490-6de5-7d5f-ba90-0b327713a926_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_019d4490-6de5-75b9-aa48-1390a0cf539e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_019d4490-6de5-7d5f-ba90-0b327713a926" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_019d4490-6de5-75b9-aa48-1390a0cf539e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComputerEquipmentMember_019d4490-6de5-74f2-9adb-e27736156046" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComputerEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_019d4490-6de5-75b9-aa48-1390a0cf539e" xlink:to="loc_us-gaap_ComputerEquipmentMember_019d4490-6de5-74f2-9adb-e27736156046" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SoftwareDevelopmentMember_019d4490-6de5-79d6-bbe7-8d83a23ad4e8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SoftwareDevelopmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_019d4490-6de5-75b9-aa48-1390a0cf539e" xlink:to="loc_us-gaap_SoftwareDevelopmentMember_019d4490-6de5-79d6-bbe7-8d83a23ad4e8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_FurnitureAndEquipmentMember_019d4490-6de5-7769-ab5f-7ee8a937f5c6" xlink:href="adsk-20260430.xsd#adsk_FurnitureAndEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_019d4490-6de5-75b9-aa48-1390a0cf539e" xlink:to="loc_adsk_FurnitureAndEquipmentMember_019d4490-6de5-7769-ab5f-7ee8a937f5c6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LandBuildingsAndImprovementsMember_019d4490-6de5-7fcd-8b34-ecee03f70846" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LandBuildingsAndImprovementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_019d4490-6de5-75b9-aa48-1390a0cf539e" xlink:to="loc_us-gaap_LandBuildingsAndImprovementsMember_019d4490-6de5-7fcd-8b34-ecee03f70846" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAbstract_019d4490-6de5-74f8-8935-1bac946c6241" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_019d4490-6de5-7844-98e5-0f98b2af9ef6" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAbstract_019d4490-6de5-74f8-8935-1bac946c6241" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_019d4490-6de5-7cb2-979d-090da0dd3c35" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_019d4490-6de5-74f8-8935-1bac946c6241" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_019d4490-6de5-7cb2-979d-090da0dd3c35" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_019d4490-6de5-7da0-abb6-b3e57c1b709b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_019d4490-6de5-74f8-8935-1bac946c6241" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_019d4490-6de5-7da0-abb6-b3e57c1b709b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_019d4490-6de5-743f-bbfd-5208e5ce05a0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_019d4490-6de5-74f8-8935-1bac946c6241" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_019d4490-6de5-743f-bbfd-5208e5ce05a0" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/BorrowingArrangementsNarrativeDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#BorrowingArrangementsNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/BorrowingArrangementsNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_b6b6827c-8e33-4738-a811-efa1d318b570" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_fad2a156-320d-4b68-a46e-488ff6b96500" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b6b6827c-8e33-4738-a811-efa1d318b570" xlink:to="loc_us-gaap_DebtInstrumentTable_fad2a156-320d-4b68-a46e-488ff6b96500" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_a659ffc7-08f5-4e36-ba0b-85395cc529e3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_fad2a156-320d-4b68-a46e-488ff6b96500" xlink:to="loc_us-gaap_CreditFacilityAxis_a659ffc7-08f5-4e36-ba0b-85395cc529e3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_a659ffc7-08f5-4e36-ba0b-85395cc529e3_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_a659ffc7-08f5-4e36-ba0b-85395cc529e3" xlink:to="loc_us-gaap_CreditFacilityDomain_a659ffc7-08f5-4e36-ba0b-85395cc529e3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_4bf436cf-c86c-49ed-89b3-843dab96e96b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_a659ffc7-08f5-4e36-ba0b-85395cc529e3" xlink:to="loc_us-gaap_CreditFacilityDomain_4bf436cf-c86c-49ed-89b3-843dab96e96b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_66b2cc59-e0b8-4bc2-b0c2-54ecbd1155d1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevolvingCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_4bf436cf-c86c-49ed-89b3-843dab96e96b" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_66b2cc59-e0b8-4bc2-b0c2-54ecbd1155d1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_82bbdf42-265c-4d26-8fa8-5b9e8d3804ff" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_fad2a156-320d-4b68-a46e-488ff6b96500" xlink:to="loc_us-gaap_DebtInstrumentAxis_82bbdf42-265c-4d26-8fa8-5b9e8d3804ff" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_82bbdf42-265c-4d26-8fa8-5b9e8d3804ff_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_82bbdf42-265c-4d26-8fa8-5b9e8d3804ff" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_82bbdf42-265c-4d26-8fa8-5b9e8d3804ff_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_a1d25aec-43d3-4928-90ac-41990f8c81ba" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_82bbdf42-265c-4d26-8fa8-5b9e8d3804ff" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_a1d25aec-43d3-4928-90ac-41990f8c81ba" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_A2025CreditAgreementMember_640a2781-c516-4a5a-b18a-b6c34b5e2d2a" xlink:href="adsk-20260430.xsd#adsk_A2025CreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a1d25aec-43d3-4928-90ac-41990f8c81ba" xlink:to="loc_adsk_A2025CreditAgreementMember_640a2781-c516-4a5a-b18a-b6c34b5e2d2a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_2ed01dad-9917-409f-bd25-957470136b05" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_fad2a156-320d-4b68-a46e-488ff6b96500" xlink:to="loc_srt_RangeAxis_2ed01dad-9917-409f-bd25-957470136b05" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_2ed01dad-9917-409f-bd25-957470136b05_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_2ed01dad-9917-409f-bd25-957470136b05" xlink:to="loc_srt_RangeMember_2ed01dad-9917-409f-bd25-957470136b05_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_1b0961f1-a8c8-4642-9675-1db28016c967" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_2ed01dad-9917-409f-bd25-957470136b05" xlink:to="loc_srt_RangeMember_1b0961f1-a8c8-4642-9675-1db28016c967" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_a1e0e351-888f-4c5f-ae75-601a34eb8cdb" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_1b0961f1-a8c8-4642-9675-1db28016c967" xlink:to="loc_srt_MinimumMember_a1e0e351-888f-4c5f-ae75-601a34eb8cdb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_a3c4d418-be3b-466f-a5e5-762373c737f3" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_1b0961f1-a8c8-4642-9675-1db28016c967" xlink:to="loc_srt_MaximumMember_a3c4d418-be3b-466f-a5e5-762373c737f3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_21fea28b-753e-4f2c-9780-98c735edbfa2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_fad2a156-320d-4b68-a46e-488ff6b96500" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_21fea28b-753e-4f2c-9780-98c735edbfa2" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_21fea28b-753e-4f2c-9780-98c735edbfa2_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_21fea28b-753e-4f2c-9780-98c735edbfa2" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_21fea28b-753e-4f2c-9780-98c735edbfa2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_a02081a6-1bfe-4ec8-befd-3950b4484deb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_21fea28b-753e-4f2c-9780-98c735edbfa2" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_a02081a6-1bfe-4ec8-befd-3950b4484deb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeniorNotesMember_8ecafb47-b020-4d3d-89a0-eb6f2ea031bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SeniorNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_a02081a6-1bfe-4ec8-befd-3950b4484deb" xlink:to="loc_us-gaap_SeniorNotesMember_8ecafb47-b020-4d3d-89a0-eb6f2ea031bc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_7da72091-0d8e-4900-922a-7a2b067ece29" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b6b6827c-8e33-4738-a811-efa1d318b570" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_7da72091-0d8e-4900-922a-7a2b067ece29" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_LineOfCreditFacilityAccordionFeatureIncreaseLimit_2e6e5a72-4d7d-4517-be07-f0a5f48e7996" xlink:href="adsk-20260430.xsd#adsk_LineOfCreditFacilityAccordionFeatureIncreaseLimit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b6b6827c-8e33-4738-a811-efa1d318b570" xlink:to="loc_adsk_LineOfCreditFacilityAccordionFeatureIncreaseLimit_2e6e5a72-4d7d-4517-be07-f0a5f48e7996" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_DebtInstrumentCovenantLeverageRatioMaximum_d3fa8f2f-115c-4ab6-8971-20c776c577e5" xlink:href="adsk-20260430.xsd#adsk_DebtInstrumentCovenantLeverageRatioMaximum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b6b6827c-8e33-4738-a811-efa1d318b570" xlink:to="loc_adsk_DebtInstrumentCovenantLeverageRatioMaximum_d3fa8f2f-115c-4ab6-8971-20c776c577e5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_DebtInstrumentCovenantLeverageRatioFollowingConsummationOfCertainAcquisitions_48c3f1bc-0173-4c7d-9859-d6c34269b009" xlink:href="adsk-20260430.xsd#adsk_DebtInstrumentCovenantLeverageRatioFollowingConsummationOfCertainAcquisitions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b6b6827c-8e33-4738-a811-efa1d318b570" xlink:to="loc_adsk_DebtInstrumentCovenantLeverageRatioFollowingConsummationOfCertainAcquisitions_48c3f1bc-0173-4c7d-9859-d6c34269b009" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_DebtInstrumentCovenantLeverageRatioFollowingConsummationOfCertainAcquisitionsNumberOfConsecutiveQuarters_36169b80-ebe8-41ac-8703-2d20af2caed4" xlink:href="adsk-20260430.xsd#adsk_DebtInstrumentCovenantLeverageRatioFollowingConsummationOfCertainAcquisitionsNumberOfConsecutiveQuarters"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b6b6827c-8e33-4738-a811-efa1d318b570" xlink:to="loc_adsk_DebtInstrumentCovenantLeverageRatioFollowingConsummationOfCertainAcquisitionsNumberOfConsecutiveQuarters_36169b80-ebe8-41ac-8703-2d20af2caed4" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_f48ccf89-e3b8-4133-91c1-e28ce8e24fbd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b6b6827c-8e33-4738-a811-efa1d318b570" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_f48ccf89-e3b8-4133-91c1-e28ce8e24fbd" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_f0e037b0-cbf1-4140-ae2d-8aa2d55c08fc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityCommitmentFeePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b6b6827c-8e33-4738-a811-efa1d318b570" xlink:to="loc_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_f0e037b0-cbf1-4140-ae2d-8aa2d55c08fc" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCredit_55d2cc53-2939-4f88-a08d-4d60d311c53b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCredit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b6b6827c-8e33-4738-a811-efa1d318b570" xlink:to="loc_us-gaap_LineOfCredit_55d2cc53-2939-4f88-a08d-4d60d311c53b" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_DebtIssuanceRedemptionDiscountPremiumPercentageOfPrincipalAmount_019d52e5-20c1-78cd-9762-e688bc6115df" xlink:href="adsk-20260430.xsd#adsk_DebtIssuanceRedemptionDiscountPremiumPercentageOfPrincipalAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b6b6827c-8e33-4738-a811-efa1d318b570" xlink:to="loc_adsk_DebtIssuanceRedemptionDiscountPremiumPercentageOfPrincipalAmount_019d52e5-20c1-78cd-9762-e688bc6115df" xlink:type="arc" order="8"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/BorrowingArrangementsScheduleofOutstandingBorrowingsDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#BorrowingArrangementsScheduleofOutstandingBorrowingsDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/BorrowingArrangementsScheduleofOutstandingBorrowingsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_931662d5-fec5-4e94-9cf3-b833aa6fb2cd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_a04ff3bf-9740-4305-9a10-5fb49db7c7b5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_931662d5-fec5-4e94-9cf3-b833aa6fb2cd" xlink:to="loc_us-gaap_DebtInstrumentTable_a04ff3bf-9740-4305-9a10-5fb49db7c7b5" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_e8a97f24-2717-4822-b916-136f8478cd3b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_a04ff3bf-9740-4305-9a10-5fb49db7c7b5" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_e8a97f24-2717-4822-b916-136f8478cd3b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_e8a97f24-2717-4822-b916-136f8478cd3b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_e8a97f24-2717-4822-b916-136f8478cd3b" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_e8a97f24-2717-4822-b916-136f8478cd3b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_f07482c8-86e9-4b50-9a20-007a92ebf30e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_e8a97f24-2717-4822-b916-136f8478cd3b" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_f07482c8-86e9-4b50-9a20-007a92ebf30e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeniorNotesMember_42e6fcd7-56d6-495a-b17f-5122df78dee9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SeniorNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_f07482c8-86e9-4b50-9a20-007a92ebf30e" xlink:to="loc_us-gaap_SeniorNotesMember_42e6fcd7-56d6-495a-b17f-5122df78dee9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_06378f7a-df2c-43a0-b891-0e50dc697b7b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_a04ff3bf-9740-4305-9a10-5fb49db7c7b5" xlink:to="loc_us-gaap_DebtInstrumentAxis_06378f7a-df2c-43a0-b891-0e50dc697b7b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_06378f7a-df2c-43a0-b891-0e50dc697b7b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_06378f7a-df2c-43a0-b891-0e50dc697b7b" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_06378f7a-df2c-43a0-b891-0e50dc697b7b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_8d1ebe4f-3205-4357-8c32-94c4a3498b94" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_06378f7a-df2c-43a0-b891-0e50dc697b7b" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_8d1ebe4f-3205-4357-8c32-94c4a3498b94" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_A5.3NotesDueJune152035Member_873279e1-7e9b-4072-8b36-19f0ec49ba54" xlink:href="adsk-20260430.xsd#adsk_A5.3NotesDueJune152035Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_8d1ebe4f-3205-4357-8c32-94c4a3498b94" xlink:to="loc_adsk_A5.3NotesDueJune152035Member_873279e1-7e9b-4072-8b36-19f0ec49ba54" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_A24NotesDueDecember152031Member_c9d1809b-cd07-4777-8c8d-6191c3042a20" xlink:href="adsk-20260430.xsd#adsk_A24NotesDueDecember152031Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_8d1ebe4f-3205-4357-8c32-94c4a3498b94" xlink:to="loc_adsk_A24NotesDueDecember152031Member_c9d1809b-cd07-4777-8c8d-6191c3042a20" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_A285NotesDueJanuary152030Member_ac5dfe48-a43d-4eaa-adc7-af464bba18e3" xlink:href="adsk-20260430.xsd#adsk_A285NotesDueJanuary152030Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_8d1ebe4f-3205-4357-8c32-94c4a3498b94" xlink:to="loc_adsk_A285NotesDueJanuary152030Member_ac5dfe48-a43d-4eaa-adc7-af464bba18e3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_A3.5NotesdueJune152027Member_e94dce61-8012-4111-a9d1-e441c739a373" xlink:href="adsk-20260430.xsd#adsk_A3.5NotesdueJune152027Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_8d1ebe4f-3205-4357-8c32-94c4a3498b94" xlink:to="loc_adsk_A3.5NotesdueJune152027Member_e94dce61-8012-4111-a9d1-e441c739a373" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_9d830e35-af96-4080-a06f-db57360b6533" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_931662d5-fec5-4e94-9cf3-b833aa6fb2cd" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_9d830e35-af96-4080-a06f-db57360b6533" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_d4f305d3-cd5d-4dce-a020-bdf48027d4c0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_931662d5-fec5-4e94-9cf3-b833aa6fb2cd" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_d4f305d3-cd5d-4dce-a020-bdf48027d4c0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFairValue_cb34a4b3-987c-40ed-8238-c9a8c7e8e023" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_931662d5-fec5-4e94-9cf3-b833aa6fb2cd" xlink:to="loc_us-gaap_DebtInstrumentFairValue_cb34a4b3-987c-40ed-8238-c9a8c7e8e023" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_959bacdd-791b-4563-a62a-db255191d08e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_931662d5-fec5-4e94-9cf3-b833aa6fb2cd" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_959bacdd-791b-4563-a62a-db255191d08e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_747884fd-2a23-4679-b374-c62323b23272" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_931662d5-fec5-4e94-9cf3-b833aa6fb2cd" xlink:to="loc_us-gaap_LongTermDebt_747884fd-2a23-4679-b374-c62323b23272" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/DerivativeInstrumentsScheduleofFairValueofDerivativeInstrumentsDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#DerivativeInstrumentsScheduleofFairValueofDerivativeInstrumentsDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/DerivativeInstrumentsScheduleofFairValueofDerivativeInstrumentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativesFairValueLineItems_c6b6a2e7-c7fe-4ae5-8f24-4955c366ac1c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativesFairValueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_6db2fcec-17d5-439a-923d-2aa0e3169037" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_c6b6a2e7-c7fe-4ae5-8f24-4955c366ac1c" xlink:to="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_6db2fcec-17d5-439a-923d-2aa0e3169037" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_e86299aa-2167-4558-b5dc-6ddea12c0c4f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_6db2fcec-17d5-439a-923d-2aa0e3169037" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_e86299aa-2167-4558-b5dc-6ddea12c0c4f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_e86299aa-2167-4558-b5dc-6ddea12c0c4f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_e86299aa-2167-4558-b5dc-6ddea12c0c4f" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_e86299aa-2167-4558-b5dc-6ddea12c0c4f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_08aa889a-7105-451c-880f-67e3d7c92855" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_e86299aa-2167-4558-b5dc-6ddea12c0c4f" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_08aa889a-7105-451c-880f-67e3d7c92855" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesMember_2e976b94-a700-4666-9c41-d5880308a390" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SalesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_08aa889a-7105-451c-880f-67e3d7c92855" xlink:to="loc_us-gaap_SalesMember_2e976b94-a700-4666-9c41-d5880308a390" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenseMember_50054d8e-d982-427f-a1af-6804110558d9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_08aa889a-7105-451c-880f-67e3d7c92855" xlink:to="loc_us-gaap_OperatingExpenseMember_50054d8e-d982-427f-a1af-6804110558d9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_ad7de1ca-66ae-4806-808f-e391512ade6b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_c6b6a2e7-c7fe-4ae5-8f24-4955c366ac1c" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_ad7de1ca-66ae-4806-808f-e391512ade6b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_fe5bab7f-53c7-4740-a2d6-c4ca4f93c014" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_c6b6a2e7-c7fe-4ae5-8f24-4955c366ac1c" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_fe5bab7f-53c7-4740-a2d6-c4ca4f93c014" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeGainLossOnDerivativeNetAbstract_019d5314-592d-7990-becc-f2fed8d2c340" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeGainLossOnDerivativeNetAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_c6b6a2e7-c7fe-4ae5-8f24-4955c366ac1c" xlink:to="loc_us-gaap_DerivativeGainLossOnDerivativeNetAbstract_019d5314-592d-7990-becc-f2fed8d2c340" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeCostOfHedge_019d76bb-9a7c-7004-81d7-8853f75b45e3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeCostOfHedge"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeGainLossOnDerivativeNetAbstract_019d5314-592d-7990-becc-f2fed8d2c340" xlink:to="loc_us-gaap_DerivativeCostOfHedge_019d76bb-9a7c-7004-81d7-8853f75b45e3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeGainLossOnDerivativeNet_d2848dab-d43d-4da8-9017-47ea10256f9a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeGainLossOnDerivativeNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeGainLossOnDerivativeNetAbstract_019d5314-592d-7990-becc-f2fed8d2c340" xlink:to="loc_us-gaap_DerivativeGainLossOnDerivativeNet_d2848dab-d43d-4da8-9017-47ea10256f9a" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/DerivativeInstrumentsNarrativeDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#DerivativeInstrumentsNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/DerivativeInstrumentsNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativesFairValueLineItems_fdc6c271-0b27-4729-8ac1-2cc9c929728b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativesFairValueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_7294d49a-c54f-4e68-b1d5-8f311d31457b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_fdc6c271-0b27-4729-8ac1-2cc9c929728b" xlink:to="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_7294d49a-c54f-4e68-b1d5-8f311d31457b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_1a960aef-d479-4128-9a38-9743906025fa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_7294d49a-c54f-4e68-b1d5-8f311d31457b" xlink:to="loc_us-gaap_HedgingDesignationAxis_1a960aef-d479-4128-9a38-9743906025fa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_1a960aef-d479-4128-9a38-9743906025fa_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_1a960aef-d479-4128-9a38-9743906025fa" xlink:to="loc_us-gaap_HedgingDesignationDomain_1a960aef-d479-4128-9a38-9743906025fa_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_56c08cd0-6d9d-423b-8d3c-154aa237916a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_1a960aef-d479-4128-9a38-9743906025fa" xlink:to="loc_us-gaap_HedgingDesignationDomain_56c08cd0-6d9d-423b-8d3c-154aa237916a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_bbc2687b-4b3a-4cfc-be42-8712e48873d4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_56c08cd0-6d9d-423b-8d3c-154aa237916a" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_bbc2687b-4b3a-4cfc-be42-8712e48873d4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NondesignatedMember_acfdd0dd-4300-4be5-92f7-049cc2a0f2bc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NondesignatedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_56c08cd0-6d9d-423b-8d3c-154aa237916a" xlink:to="loc_us-gaap_NondesignatedMember_acfdd0dd-4300-4be5-92f7-049cc2a0f2bc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_474a9ea2-b20b-48d2-89b5-92c7e91f5002" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_7294d49a-c54f-4e68-b1d5-8f311d31457b" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_474a9ea2-b20b-48d2-89b5-92c7e91f5002" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_474a9ea2-b20b-48d2-89b5-92c7e91f5002_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_474a9ea2-b20b-48d2-89b5-92c7e91f5002" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_474a9ea2-b20b-48d2-89b5-92c7e91f5002_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_b1c0f0bc-494d-4b56-b317-c9bdd387aedc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_474a9ea2-b20b-48d2-89b5-92c7e91f5002" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_b1c0f0bc-494d-4b56-b317-c9bdd387aedc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_dcc88e66-761d-43dd-9447-59406c15d97c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignExchangeContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_b1c0f0bc-494d-4b56-b317-c9bdd387aedc" xlink:to="loc_us-gaap_ForeignExchangeContractMember_dcc88e66-761d-43dd-9447-59406c15d97c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNotionalAmount_cbd77650-127e-4298-8b97-42a18706da49" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeNotionalAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_fdc6c271-0b27-4729-8ac1-2cc9c929728b" xlink:to="loc_us-gaap_DerivativeNotionalAmount_cbd77650-127e-4298-8b97-42a18706da49" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_InterestRateCashFlowHedgeGainLosstobeReclassifiedDuringNext24MonthsNet_3e94e84b-1d38-48be-9a77-f72ca9e0a274" xlink:href="adsk-20260430.xsd#adsk_InterestRateCashFlowHedgeGainLosstobeReclassifiedDuringNext24MonthsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_fdc6c271-0b27-4729-8ac1-2cc9c929728b" xlink:to="loc_adsk_InterestRateCashFlowHedgeGainLosstobeReclassifiedDuringNext24MonthsNet_3e94e84b-1d38-48be-9a77-f72ca9e0a274" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/RestructuringOtherExitCostsandFacilityReductionsDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#RestructuringOtherExitCostsandFacilityReductionsDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/RestructuringOtherExitCostsandFacilityReductionsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCostAndReserveLineItems_ce3486db-2e28-464f-8e5a-eb8542244b9e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringCostAndReserveLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_32fb652e-8f2e-48a3-9985-dbb7d9882861" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_ce3486db-2e28-464f-8e5a-eb8542244b9e" xlink:to="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_32fb652e-8f2e-48a3-9985-dbb7d9882861" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCostAndReserveAxis_79d805c2-bbb5-4328-b73c-cec3e6985770" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringCostAndReserveAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_32fb652e-8f2e-48a3-9985-dbb7d9882861" xlink:to="loc_us-gaap_RestructuringCostAndReserveAxis_79d805c2-bbb5-4328-b73c-cec3e6985770" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_79d805c2-bbb5-4328-b73c-cec3e6985770_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TypeOfRestructuringDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_79d805c2-bbb5-4328-b73c-cec3e6985770" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_79d805c2-bbb5-4328-b73c-cec3e6985770_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_2737cf3d-21d7-4e5b-8bb2-2ae33333a011" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TypeOfRestructuringDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_79d805c2-bbb5-4328-b73c-cec3e6985770" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_2737cf3d-21d7-4e5b-8bb2-2ae33333a011" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeSeveranceMember_1561e9ef-ae97-4002-84af-027f0204118b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeSeveranceMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_2737cf3d-21d7-4e5b-8bb2-2ae33333a011" xlink:to="loc_us-gaap_EmployeeSeveranceMember_1561e9ef-ae97-4002-84af-027f0204118b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FacilityClosingMember_45e11a63-72c7-4e01-9256-9b8f3dfce919" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FacilityClosingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_2737cf3d-21d7-4e5b-8bb2-2ae33333a011" xlink:to="loc_us-gaap_FacilityClosingMember_45e11a63-72c7-4e01-9256-9b8f3dfce919" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserveRollForward_e0e9f9d6-1327-47e6-9ed2-373a5a66f7d2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringReserveRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_ce3486db-2e28-464f-8e5a-eb8542244b9e" xlink:to="loc_us-gaap_RestructuringReserveRollForward_e0e9f9d6-1327-47e6-9ed2-373a5a66f7d2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserve_36738142-ae2b-4ef5-9045-95053a136cb5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringReserve"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringReserveRollForward_e0e9f9d6-1327-47e6-9ed2-373a5a66f7d2" xlink:to="loc_us-gaap_RestructuringReserve_36738142-ae2b-4ef5-9045-95053a136cb5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCharges_ede3d1e8-1b97-4eaa-bc5d-9ea033476c39" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringReserveRollForward_e0e9f9d6-1327-47e6-9ed2-373a5a66f7d2" xlink:to="loc_us-gaap_RestructuringCharges_ede3d1e8-1b97-4eaa-bc5d-9ea033476c39" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRestructuring_16505196-dfb3-494a-8666-294be50f32f4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForRestructuring"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringReserveRollForward_e0e9f9d6-1327-47e6-9ed2-373a5a66f7d2" xlink:to="loc_us-gaap_PaymentsForRestructuring_16505196-dfb3-494a-8666-294be50f32f4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserve_d8643e2e-8531-4f01-9b78-47e25099eef2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestructuringReserve"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/StockholdersEquityDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#StockholdersEquityDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/StockholdersEquityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_a41e0dfa-bb4e-4b5a-945f-eec187497606" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_caa6ea9d-92be-4bff-b1a7-ebb9f158c4f1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ClassOfStockLineItems_a41e0dfa-bb4e-4b5a-945f-eec187497606" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_caa6ea9d-92be-4bff-b1a7-ebb9f158c4f1" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_61d3ec7a-1c71-40fb-84de-6943dc620d65" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_caa6ea9d-92be-4bff-b1a7-ebb9f158c4f1" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_61d3ec7a-1c71-40fb-84de-6943dc620d65" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_61d3ec7a-1c71-40fb-84de-6943dc620d65_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_61d3ec7a-1c71-40fb-84de-6943dc620d65" xlink:to="loc_us-gaap_EquityComponentDomain_61d3ec7a-1c71-40fb-84de-6943dc620d65_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_b5b4c655-2177-464f-a8e0-0100a4b19c86" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_61d3ec7a-1c71-40fb-84de-6943dc620d65" xlink:to="loc_us-gaap_EquityComponentDomain_b5b4c655-2177-464f-a8e0-0100a4b19c86" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockIncludingAdditionalPaidInCapitalMember_3e7e86cf-9558-4fdd-b691-99389a563666" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockIncludingAdditionalPaidInCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_b5b4c655-2177-464f-a8e0-0100a4b19c86" xlink:to="loc_us-gaap_CommonStockIncludingAdditionalPaidInCapitalMember_3e7e86cf-9558-4fdd-b691-99389a563666" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_5fbc77fd-172c-444f-b8c4-50aeeb52813f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_b5b4c655-2177-464f-a8e0-0100a4b19c86" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_5fbc77fd-172c-444f-b8c4-50aeeb52813f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_b9782a33-cdf4-42a7-806c-51a6139b04f8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_b5b4c655-2177-464f-a8e0-0100a4b19c86" xlink:to="loc_us-gaap_RetainedEarningsMember_b9782a33-cdf4-42a7-806c-51a6139b04f8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ShareRepurchaseProgramAxis_ea96470c-1518-42e4-b719-e97de6b7aabc" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ShareRepurchaseProgramAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_caa6ea9d-92be-4bff-b1a7-ebb9f158c4f1" xlink:to="loc_srt_ShareRepurchaseProgramAxis_ea96470c-1518-42e4-b719-e97de6b7aabc" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ShareRepurchaseProgramDomain_ea96470c-1518-42e4-b719-e97de6b7aabc_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ShareRepurchaseProgramDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ShareRepurchaseProgramAxis_ea96470c-1518-42e4-b719-e97de6b7aabc" xlink:to="loc_srt_ShareRepurchaseProgramDomain_ea96470c-1518-42e4-b719-e97de6b7aabc_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ShareRepurchaseProgramDomain_fcd18b27-0cfa-43f8-88bb-f8c3ab7b5572" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ShareRepurchaseProgramDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ShareRepurchaseProgramAxis_ea96470c-1518-42e4-b719-e97de6b7aabc" xlink:to="loc_srt_ShareRepurchaseProgramDomain_fcd18b27-0cfa-43f8-88bb-f8c3ab7b5572" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_CommonStockRepurchaseProgramMember_e13d0745-e9ca-4eaa-86b3-42b017f3ca66" xlink:href="adsk-20260430.xsd#adsk_CommonStockRepurchaseProgramMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ShareRepurchaseProgramDomain_fcd18b27-0cfa-43f8-88bb-f8c3ab7b5572" xlink:to="loc_adsk_CommonStockRepurchaseProgramMember_e13d0745-e9ca-4eaa-86b3-42b017f3ca66" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_November2022CommonStockRepurchaseProgramMember_0d841e40-91d7-432f-b96d-29a4f2a0e9c1" xlink:href="adsk-20260430.xsd#adsk_November2022CommonStockRepurchaseProgramMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_adsk_CommonStockRepurchaseProgramMember_e13d0745-e9ca-4eaa-86b3-42b017f3ca66" xlink:to="loc_adsk_November2022CommonStockRepurchaseProgramMember_0d841e40-91d7-432f-b96d-29a4f2a0e9c1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_November2024CommonStockRepurchaseProgramMember_75e34269-ac54-46be-8093-506dc36c02df" xlink:href="adsk-20260430.xsd#adsk_November2024CommonStockRepurchaseProgramMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_adsk_CommonStockRepurchaseProgramMember_e13d0745-e9ca-4eaa-86b3-42b017f3ca66" xlink:to="loc_adsk_November2024CommonStockRepurchaseProgramMember_75e34269-ac54-46be-8093-506dc36c02df" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_f9d407d2-4595-4d00-82ff-8c4299e1011c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_a41e0dfa-bb4e-4b5a-945f-eec187497606" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_f9d407d2-4595-4d00-82ff-8c4299e1011c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_c66268fe-476f-4303-9c9d-d2fd331973a8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_f9d407d2-4595-4d00-82ff-8c4299e1011c" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_c66268fe-476f-4303-9c9d-d2fd331973a8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_f6f634ee-9c11-46e6-b0a4-db8e496afd47" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_f9d407d2-4595-4d00-82ff-8c4299e1011c" xlink:to="loc_us-gaap_StockholdersEquity_f6f634ee-9c11-46e6-b0a4-db8e496afd47" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_bd1ee398-177c-4709-8a98-331317ab7d7a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_f9d407d2-4595-4d00-82ff-8c4299e1011c" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_bd1ee398-177c-4709-8a98-331317ab7d7a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_92eb8615-d5a2-4d6a-9e19-a48fefcb39bf" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_f9d407d2-4595-4d00-82ff-8c4299e1011c" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_92eb8615-d5a2-4d6a-9e19-a48fefcb39bf" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_df97e041-b403-47da-a029-b188e4bd18d2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_f9d407d2-4595-4d00-82ff-8c4299e1011c" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_df97e041-b403-47da-a029-b188e4bd18d2" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_1a74fbb9-233d-410b-926b-fec108e63078" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_f9d407d2-4595-4d00-82ff-8c4299e1011c" xlink:to="loc_us-gaap_NetIncomeLoss_1a74fbb9-233d-410b-926b-fec108e63078" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_cbc50239-80b1-4de3-8313-bab38e9cfe4a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_f9d407d2-4595-4d00-82ff-8c4299e1011c" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_cbc50239-80b1-4de3-8313-bab38e9cfe4a" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_bcca552d-c4b2-446c-8bd4-3d00fea1d335" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_f9d407d2-4595-4d00-82ff-8c4299e1011c" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_bcca552d-c4b2-446c-8bd4-3d00fea1d335" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_d41715a1-ccba-4257-a476-e9852d311ea5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_f9d407d2-4595-4d00-82ff-8c4299e1011c" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_d41715a1-ccba-4257-a476-e9852d311ea5" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_486ff144-07e8-4218-bc6c-0e601d6717a4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_9a7072da-4abf-45eb-9455-400b20948748" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedDuringPeriodShares_ff0c237e-e22b-4b59-84a8-f3f7d657f5bb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockRepurchasedDuringPeriodShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_a41e0dfa-bb4e-4b5a-945f-eec187497606" xlink:to="loc_us-gaap_StockRepurchasedDuringPeriodShares_ff0c237e-e22b-4b59-84a8-f3f7d657f5bb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockAcquiredAverageCostPerShare_92b7ee05-588c-4b41-983b-5a15dec00c61" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TreasuryStockAcquiredAverageCostPerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_a41e0dfa-bb4e-4b5a-945f-eec187497606" xlink:to="loc_us-gaap_TreasuryStockAcquiredAverageCostPerShare_92b7ee05-588c-4b41-983b-5a15dec00c61" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_4b21c99a-32da-4377-a4c3-f999c8d5bb00" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_a41e0dfa-bb4e-4b5a-945f-eec187497606" xlink:to="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_4b21c99a-32da-4377-a4c3-f999c8d5bb00" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/AccumulatedOtherComprehensiveLossDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#AccumulatedOtherComprehensiveLossDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/AccumulatedOtherComprehensiveLossDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_43536446-f0a5-41db-aaf4-96812e428089" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_391d8a8f-78ec-403c-a829-1fcbe03a0000" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_43536446-f0a5-41db-aaf4-96812e428089" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_391d8a8f-78ec-403c-a829-1fcbe03a0000" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_3f6e78ae-0b73-4eea-96ff-73e50870d02a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_391d8a8f-78ec-403c-a829-1fcbe03a0000" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_3f6e78ae-0b73-4eea-96ff-73e50870d02a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_3f6e78ae-0b73-4eea-96ff-73e50870d02a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_3f6e78ae-0b73-4eea-96ff-73e50870d02a" xlink:to="loc_us-gaap_EquityComponentDomain_3f6e78ae-0b73-4eea-96ff-73e50870d02a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_a2056648-d1a2-4e2f-8b9c-8d17b2c79f0e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_3f6e78ae-0b73-4eea-96ff-73e50870d02a" xlink:to="loc_us-gaap_EquityComponentDomain_a2056648-d1a2-4e2f-8b9c-8d17b2c79f0e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_92becd57-85a3-450a-8250-24ed248fa7c9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_a2056648-d1a2-4e2f-8b9c-8d17b2c79f0e" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_92becd57-85a3-450a-8250-24ed248fa7c9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_8b237d03-e815-44f6-973d-dcfd9f82c7f4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_92becd57-85a3-450a-8250-24ed248fa7c9" xlink:to="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_8b237d03-e815-44f6-973d-dcfd9f82c7f4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_6aa4067f-01bc-4ebd-829b-a568ee642f1f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_92becd57-85a3-450a-8250-24ed248fa7c9" xlink:to="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_6aa4067f-01bc-4ebd-829b-a568ee642f1f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_9c39fb40-fed8-4d99-9f80-5a8e516a05d8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_92becd57-85a3-450a-8250-24ed248fa7c9" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_9c39fb40-fed8-4d99-9f80-5a8e516a05d8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedTranslationAdjustmentMember_fb467e74-2450-4d0f-bca4-0ff653504bc2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedTranslationAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_92becd57-85a3-450a-8250-24ed248fa7c9" xlink:to="loc_us-gaap_AccumulatedTranslationAdjustmentMember_fb467e74-2450-4d0f-bca4-0ff653504bc2" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_edc99371-961d-41f0-9201-b9c406a59276" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AOCIAttributableToParentNetOfTaxRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_43536446-f0a5-41db-aaf4-96812e428089" xlink:to="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_edc99371-961d-41f0-9201-b9c406a59276" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_f044a141-52bc-4918-bc27-5f804060a27f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_edc99371-961d-41f0-9201-b9c406a59276" xlink:to="loc_us-gaap_StockholdersEquity_f044a141-52bc-4918-bc27-5f804060a27f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OciBeforeReclassificationsNetOfTaxAttributableToParent_95c57c84-b7d1-4c82-97c2-dbb3f1d2c7da" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OciBeforeReclassificationsNetOfTaxAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_edc99371-961d-41f0-9201-b9c406a59276" xlink:to="loc_us-gaap_OciBeforeReclassificationsNetOfTaxAttributableToParent_95c57c84-b7d1-4c82-97c2-dbb3f1d2c7da" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent_40606a66-baf3-4bbf-beaf-ef32977c3810" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_edc99371-961d-41f0-9201-b9c406a59276" xlink:to="loc_us-gaap_ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent_40606a66-baf3-4bbf-beaf-ef32977c3810" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAociCurrentPeriodTax_e7e0956d-6415-4a5a-adbb-2b6ee16da16b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReclassificationFromAociCurrentPeriodTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_edc99371-961d-41f0-9201-b9c406a59276" xlink:to="loc_us-gaap_ReclassificationFromAociCurrentPeriodTax_e7e0956d-6415-4a5a-adbb-2b6ee16da16b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_bba2454e-bb9a-4188-976e-a72da08f8a05" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_edc99371-961d-41f0-9201-b9c406a59276" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_bba2454e-bb9a-4188-976e-a72da08f8a05" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_8226d325-9964-41de-ac4f-d07b73d1f209" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/SegmentsScheduleofLonglivedAssetsbyGeographicAreasDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#SegmentsScheduleofLonglivedAssetsbyGeographicAreasDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/SegmentsScheduleofLonglivedAssetsbyGeographicAreasDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_763ad0f3-c39c-44f5-9463-efa7c592f110" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_395c483b-1e9e-4905-b882-8ab06bcc8354" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_763ad0f3-c39c-44f5-9463-efa7c592f110" xlink:to="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_395c483b-1e9e-4905-b882-8ab06bcc8354" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_29cf0a6e-f975-49d8-b2e2-42fd2c6f53ed" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_395c483b-1e9e-4905-b882-8ab06bcc8354" xlink:to="loc_srt_StatementGeographicalAxis_29cf0a6e-f975-49d8-b2e2-42fd2c6f53ed" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_29cf0a6e-f975-49d8-b2e2-42fd2c6f53ed_default" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_29cf0a6e-f975-49d8-b2e2-42fd2c6f53ed" xlink:to="loc_srt_SegmentGeographicalDomain_29cf0a6e-f975-49d8-b2e2-42fd2c6f53ed_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_6b9a63ca-d211-4815-8298-f3d22f3cbee8" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_29cf0a6e-f975-49d8-b2e2-42fd2c6f53ed" xlink:to="loc_srt_SegmentGeographicalDomain_6b9a63ca-d211-4815-8298-f3d22f3cbee8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_AmericasMember_1fa66176-aeeb-4b74-bc78-b9163c1f2188" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_AmericasMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_6b9a63ca-d211-4815-8298-f3d22f3cbee8" xlink:to="loc_srt_AmericasMember_1fa66176-aeeb-4b74-bc78-b9163c1f2188" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_a62082bb-a2a0-4ab6-b9d1-9e785f90d048" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_AmericasMember_1fa66176-aeeb-4b74-bc78-b9163c1f2188" xlink:to="loc_country_US_a62082bb-a2a0-4ab6-b9d1-9e785f90d048" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_OtherAmericasMember_2adefd0e-cb70-4e1f-a7d3-13a2de5494c9" xlink:href="adsk-20260430.xsd#adsk_OtherAmericasMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_AmericasMember_1fa66176-aeeb-4b74-bc78-b9163c1f2188" xlink:to="loc_adsk_OtherAmericasMember_2adefd0e-cb70-4e1f-a7d3-13a2de5494c9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EMEAMember_0cca3974-6176-4c7b-ade0-8abc10448ada" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EMEAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_6b9a63ca-d211-4815-8298-f3d22f3cbee8" xlink:to="loc_us-gaap_EMEAMember_0cca3974-6176-4c7b-ade0-8abc10448ada" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_AsiaPacificMember_42435005-5b13-4fc6-b103-1a4ab454b9a2" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_AsiaPacificMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_6b9a63ca-d211-4815-8298-f3d22f3cbee8" xlink:to="loc_srt_AsiaPacificMember_42435005-5b13-4fc6-b103-1a4ab454b9a2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncurrentAssets_3a0662cc-26ee-4f7b-97f1-2980e32fa9e2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NoncurrentAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_763ad0f3-c39c-44f5-9463-efa7c592f110" xlink:to="loc_us-gaap_NoncurrentAssets_3a0662cc-26ee-4f7b-97f1-2980e32fa9e2" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.usa.autodesk.com/role/SubsequentEventsDetails" xlink:type="simple" xlink:href="adsk-20260430.xsd#SubsequentEventsDetails"/>
  <link:definitionLink xlink:role="http://www.usa.autodesk.com/role/SubsequentEventsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventLineItems_1f43d4f5-510a-4d4f-9415-2da0e803917c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTable_55558810-d680-4f35-96a2-90dd33021f23" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SubsequentEventLineItems_1f43d4f5-510a-4d4f-9415-2da0e803917c" xlink:to="loc_us-gaap_SubsequentEventTable_55558810-d680-4f35-96a2-90dd33021f23" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_23d70a1a-d57f-4e56-bbb6-99849055fdf7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_SubsequentEventTable_55558810-d680-4f35-96a2-90dd33021f23" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_23d70a1a-d57f-4e56-bbb6-99849055fdf7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_23d70a1a-d57f-4e56-bbb6-99849055fdf7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_23d70a1a-d57f-4e56-bbb6-99849055fdf7" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_23d70a1a-d57f-4e56-bbb6-99849055fdf7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_d3c61ef3-d865-45ab-8b86-53724922a47f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_23d70a1a-d57f-4e56-bbb6-99849055fdf7" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_d3c61ef3-d865-45ab-8b86-53724922a47f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_3ede20c8-9a70-49a6-8508-ae323b54e46b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_d3c61ef3-d865-45ab-8b86-53724922a47f" xlink:to="loc_us-gaap_SubsequentEventMember_3ede20c8-9a70-49a6-8508-ae323b54e46b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_019e5ccf-6466-7f43-9ffe-92e2cd6aa371" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_SubsequentEventTable_55558810-d680-4f35-96a2-90dd33021f23" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_019e5ccf-6466-7f43-9ffe-92e2cd6aa371" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019e5ccf-6466-7f43-9ffe-92e2cd6aa371_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_019e5ccf-6466-7f43-9ffe-92e2cd6aa371" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019e5ccf-6466-7f43-9ffe-92e2cd6aa371_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019e5ccf-6466-7723-9b63-3b09e93cd009" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_019e5ccf-6466-7f43-9ffe-92e2cd6aa371" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019e5ccf-6466-7723-9b63-3b09e93cd009" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_MaintainXIncMember_019e6844-7d5c-7669-97aa-5a3faf21047d" xlink:href="adsk-20260430.xsd#adsk_MaintainXIncMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_019e5ccf-6466-7723-9b63-3b09e93cd009" xlink:to="loc_adsk_MaintainXIncMember_019e6844-7d5c-7669-97aa-5a3faf21047d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_019e5ccd-5b32-7ab7-8727-185ce2516786" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireBusinessesGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_1f43d4f5-510a-4d4f-9415-2da0e803917c" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesGross_019e5ccd-5b32-7ab7-8727-185ce2516786" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://xbrl.sec.gov/ecd/role/IndividualsOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#IndividualsOnly"/>
  <link:definitionLink xlink:role="http://xbrl.sec.gov/ecd/role/IndividualsOnly" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_ecd_AllIndividualsMember" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AllIndividualsMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_adsk_SteveBlumMember_e10c88d7-2182-450e-9dee-6e860660eeab" xlink:href="adsk-20260430.xsd#adsk_SteveBlumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ecd_AllIndividualsMember" xlink:to="loc_adsk_SteveBlumMember_e10c88d7-2182-450e-9dee-6e860660eeab" xlink:type="arc" order="2"/>
  </link:definitionLink>
</link:linkbase>
