<?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>0000826000</cik>
          <ccc>XXXXXXXX</ccc>
        </issuerCredentials>
      </filer>
      <flags>
        <overrideInternetFlag>false</overrideInternetFlag>
        <confirmingCopyFlag>false</confirmingCopyFlag>
      </flags>
      <investmentCompanyType/>
      <periodOfReport>08/28/2026</periodOfReport>
    </filerInfo>
  </headerData>
  <formData>
    <coverPage>
      <yearOrQuarter>YEAR</yearOrQuarter>
      <reportCalendarYear>2026</reportCalendarYear>
      <reportingPerson>
        <name>POTOMAC FUND MANAGEMENT INC /ADV</name>
        <phoneNumber>301-450-3090</phoneNumber>
        <address>
          <com:street1>7373 WISCONSIN AVE.</com:street1>
          <com:street2>SUITE 750</com:street2>
          <com:city>BETHESDA</com:city>
          <com:stateOrCountry>MD</com:stateOrCountry>
          <com:zipCode>20814</com:zipCode>
        </address>
      </reportingPerson>
      <reportInfo>
        <reportType>INSTITUTIONAL MANAGER NOTICE REPORT</reportType>
        <noticeExplanation>ALL VOTES BY OTHER PERSONS</noticeExplanation>
        <confidentialTreatment>N</confidentialTreatment>
      </reportInfo>
      <fileNumber>028-24973</fileNumber>
      <reportingCrdNumber>105413</reportingCrdNumber>
      <reportingSecFileNumber>801-31311</reportingSecFileNumber>
      <otherManagersInfo>
        <otherManager>
          <leiNumberOM>549300L3P3MK4DLWP178</leiNumberOM>
          <managerName>Potomac Defensive Bull Fund </managerName>
        </otherManager>
        <otherManager>
          <leiNumberOM>549300XPZMG0C2BFLP55</leiNumberOM>
          <managerName>Potomac Managed Volatility Fund </managerName>
        </otherManager>
        <otherManager>
          <leiNumberOM>5493000SLMKDUD0NEP61</leiNumberOM>
          <managerName>Potomac Tactical Opportunities Fund </managerName>
        </otherManager>
        <otherManager>
          <leiNumberOM>5493004QSZG082ITYI26</leiNumberOM>
          <managerName>Potomac Tactical Rotation Fund </managerName>
        </otherManager>
        <otherManager>
          <leiNumberOM>529900TK6K04DHTKBO29</leiNumberOM>
          <managerName>Potomac Tactically Passive Fund </managerName>
        </otherManager>
      </otherManagersInfo>
      <explanatoryInformation>
        <explanatoryChoice>N</explanatoryChoice>
      </explanatoryInformation>
    </coverPage>
    <signaturePage>
      <reportingPerson>POTOMAC FUND MANAGEMENT INC /ADV</reportingPerson>
      <txSignature>Jeffrey Schropp</txSignature>
      <txPrintedSignature>Jeffrey Schropp</txPrintedSignature>
      <txTitle>Chief Compliance Officer</txTitle>
      <txAsOfDate>08/28/2026</txAsOfDate>
    </signaturePage>
  </formData>
</edgarSubmission>
