<?xml version="1.0" encoding="UTF-8"?>
<edgarSubmission xmlns="http://www.sec.gov/edgar/npx" xmlns:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>N-PX</submissionType>
    <filerInfo>
      <registrantType>IM</registrantType>
      <liveTestFlag>LIVE</liveTestFlag>
      <filer>
        <issuerCredentials>
          <cik>0001367441</cik>
          <ccc>XXXXXXXX</ccc>
        </issuerCredentials>
      </filer>
      <flags>
        <overrideInternetFlag>false</overrideInternetFlag>
        <confirmingCopyFlag>false</confirmingCopyFlag>
      </flags>
      <investmentCompanyType/>
      <periodOfReport>06/30/2026</periodOfReport>
    </filerInfo>
  </headerData>
  <formData>
    <coverPage>
      <yearOrQuarter>YEAR</yearOrQuarter>
      <reportCalendarYear>2026</reportCalendarYear>
      <reportingPerson>
        <name>STONEBRIDGE ADVISORS LLC</name>
        <phoneNumber>203-210-0295</phoneNumber>
        <address>
          <com:street1>10 WESTPORT ROAD</com:street1>
          <com:street2>SUITE C101</com:street2>
          <com:city>WILTON</com:city>
          <com:stateOrCountry>CT</com:stateOrCountry>
          <com:zipCode>06897</com:zipCode>
        </address>
      </reportingPerson>
      <agentForService>
        <name>Samantha Addonizio</name>
        <address>
          <com:street1>10 Westport Road</com:street1>
          <com:city>Suite C101</com:city>
          <com:stateOrCountry>CT</com:stateOrCountry>
          <com:zipCode>06897</com:zipCode>
        </address>
      </agentForService>
      <reportInfo>
        <reportType>INSTITUTIONAL MANAGER COMBINATION REPORT</reportType>
        <confidentialTreatment>N</confidentialTreatment>
      </reportInfo>
      <fileNumber>028-22691</fileNumber>
      <reportingCrdNumber>000134017</reportingCrdNumber>
      <reportingSecFileNumber>801-63899</reportingSecFileNumber>
      <otherManagersInfo>
        <otherManager>
          <icaOr13FFileNumber>028-06487</icaOr13FFileNumber>
          <crdNumber>000107027</crdNumber>
          <managerName>FIRST TRUST ADVISORS LP</managerName>
        </otherManager>
      </otherManagersInfo>
      <explanatoryInformation>
        <explanatoryChoice>N</explanatoryChoice>
      </explanatoryInformation>
    </coverPage>
    <summaryPage>
      <otherIncludedManagersCount>0</otherIncludedManagersCount>
    </summaryPage>
    <signaturePage>
      <reportingPerson>STONEBRIDGE ADVISORS LLC</reportingPerson>
      <txSignature>Samantha Addonizio</txSignature>
      <txPrintedSignature>Samantha Addonizio</txPrintedSignature>
      <txTitle>Chief Compliance Officer &amp; Counsel</txTitle>
      <txAsOfDate>08/05/2026</txAsOfDate>
    </signaturePage>
  </formData>
</edgarSubmission>
