content: <?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
    <headerData>
      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <!-- Field: Pseudo-Tag; ID: Name; Data: Loutradis Vasileios -->
            <cik>0002070017</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0002029471</issuerCik>
        <issuerName>Heidmar Maritime Holdings Corp.</issuerName>
        <secFileNumber>001-42534</secFileNumber>
        <issuerAddress>
          <com:street1>89 Akti Miaouli</com:street1>
          <com:city>Pireaus</com:city>
          <com:stateOrCountry>J3</com:stateOrCountry>
          <com:zipCode>18538</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>30-2160024900</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Vasileios Loutradis</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Director</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common Stock, par value $0.001 per share</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>BNP Paribas Financial Markets</name>
          <address>
            <com:street1>20 Boulevard des Italiens</com:street1>
            <com:city>Paris</com:city>
            <com:stateOrCountry>I0</com:stateOrCountry>
            <com:zipCode>75009</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>200773</noOfUnitsSold>
        <aggregateMarketValue>403553.73</aggregateMarketValue>
        <noOfUnitsOutstanding>58163341</noOfUnitsOutstanding>
        <approxSaleDate>06/02/2025</approxSaleDate>
        <securitiesExchangeName>Nasdaq</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common Stock, par value $0.001 per share</securitiesClassTitle>
        <acquiredDate>03/12/2025</acquiredDate>
        <natureOfAcquisitionTransaction>Employee stock award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>200773</amountOfSecuritiesAcquired>
        <paymentDate>03/12/2025</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>06/02/2025</noticeDate>
        <signature>/s/ Vasileios Loutradis</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 2883}]
text: 144
  0002070017
  XXXXXXXX
  LIVE
  0002029471
  Heidmar Maritime Holdings Corp.
  001-42534
  89 Akti Miaouli
  Pireaus
  J3
  18538
  30-2160024900
  Vasileios Loutradis
  Director
  Common Stock, par value $0.001 per share
  BNP Paribas Financial Markets
  20 Boulevard des Italiens
  Paris
  I0
  75009
  200773
  403553.73
  58163341
  06/02/2025
  Nasdaq
  Common Stock, par value $0.001 per share
  03/12/2025
  Employee stock award
  Issuer
  N
  200773
  03/12/2025
  Compensation
  Y
  06/02/2025
  /s/ Vasileios Loutradis