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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019cbaf1-b119-7566-a26f-d13f34cde9cc,g:30d14e42-38e8-47b6-a9c6-d21657312559-->
<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.corteva.com/role/CoverDocument" xlink:type="simple" xlink:href="ctva-20260505.xsd#CoverDocument"/>
  <link:definitionLink xlink:role="http://www.corteva.com/role/CoverDocument" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationLineItems_019cbaf1-b119-7351-af9b-b45778ec8222" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationTable_019cbaf1-b119-72bd-9c2d-2aa9dfe8fa00" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dei_DocumentInformationLineItems_019cbaf1-b119-7351-af9b-b45778ec8222" xlink:to="loc_dei_DocumentInformationTable_019cbaf1-b119-72bd-9c2d-2aa9dfe8fa00" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationDocumentAxis_019cbaf1-b119-7d3a-95bb-c6ae42dbb25c" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationDocumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_DocumentInformationTable_019cbaf1-b119-72bd-9c2d-2aa9dfe8fa00" xlink:to="loc_dei_DocumentInformationDocumentAxis_019cbaf1-b119-7d3a-95bb-c6ae42dbb25c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentDomain_019cbaf1-b119-7d3a-95bb-c6ae42dbb25c_default" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_DocumentInformationDocumentAxis_019cbaf1-b119-7d3a-95bb-c6ae42dbb25c" xlink:to="loc_dei_DocumentDomain_019cbaf1-b119-7d3a-95bb-c6ae42dbb25c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentDomain_019cbaf1-b119-7e6f-9b09-ef5a72616c2d" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_DocumentInformationDocumentAxis_019cbaf1-b119-7d3a-95bb-c6ae42dbb25c" xlink:to="loc_dei_DocumentDomain_019cbaf1-b119-7e6f-9b09-ef5a72616c2d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_OtherAddressMember_019cbaf1-b119-736c-9ffa-97ac81959a0e" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_OtherAddressMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentDomain_019cbaf1-b119-7e6f-9b09-ef5a72616c2d" xlink:to="loc_dei_OtherAddressMember_019cbaf1-b119-736c-9ffa-97ac81959a0e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_019cbaf1-b119-71d1-94d8-6ecc0676cae9" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019cbaf1-b119-7351-af9b-b45778ec8222" xlink:to="loc_dei_DocumentPeriodEndDate_019cbaf1-b119-71d1-94d8-6ecc0676cae9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_019cbaf1-b119-788e-8bce-d2177e8ff293" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019cbaf1-b119-7351-af9b-b45778ec8222" xlink:to="loc_dei_EntityAddressAddressLine1_019cbaf1-b119-788e-8bce-d2177e8ff293" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_019cbaf1-b119-79db-99bf-bbc0f8a6804d" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCityOrTown"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019cbaf1-b119-7351-af9b-b45778ec8222" xlink:to="loc_dei_EntityAddressCityOrTown_019cbaf1-b119-79db-99bf-bbc0f8a6804d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_019cbaf1-b119-7f4c-9b53-a6cf10ff2ae6" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressStateOrProvince"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019cbaf1-b119-7351-af9b-b45778ec8222" xlink:to="loc_dei_EntityAddressStateOrProvince_019cbaf1-b119-7f4c-9b53-a6cf10ff2ae6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_019cbaf1-b119-7a72-b271-36dc5a9bb70d" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressPostalZipCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019cbaf1-b119-7351-af9b-b45778ec8222" xlink:to="loc_dei_EntityAddressPostalZipCode_019cbaf1-b119-7a72-b271-36dc5a9bb70d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_019cbaf1-b119-708d-9626-8e099cbc4dce" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityRegistrantName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_019cbaf1-b119-7351-af9b-b45778ec8222" xlink:to="loc_dei_EntityRegistrantName_019cbaf1-b119-708d-9626-8e099cbc4dce" xlink:type="arc" order="5"/>
  </link:definitionLink>
</link:linkbase>
