content: <?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
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      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001888940</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0001591956</issuerCik>
        <issuerName>Sphere 3D Corp.</issuerName>
        <secFileNumber>001-36532</secFileNumber>
        <issuerAddress>
          <com:street1>243 TRESSER BLVD, 17TH FLOOR</com:street1>
          <com:city>STAMFORD</com:city>
          <com:stateOrCountry>CT</com:stateOrCountry>
          <com:zipCode>06901</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>416-749-5999</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Trompeter Patricia</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>common</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Oppenheimer &amp; Co, Inc</name>
          <address>
            <com:street1>85 Broad St </com:street1>
            <com:city>New York</com:city>
            <com:stateOrCountry>NY</com:stateOrCountry>
            <com:zipCode>10004</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>20000</noOfUnitsSold>
        <aggregateMarketValue>26000.00</aggregateMarketValue>
        <noOfUnitsOutstanding>21238243</noOfUnitsOutstanding>
        <approxSaleDate>12/11/2024</approxSaleDate>
        <securitiesExchangeName>NASDAQ</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>common</securitiesClassTitle>
        <acquiredDate>01/15/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Grant</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>20000</amountOfSecuritiesAcquired>
        <paymentDate>01/15/2024</paymentDate>
        <natureOfPayment>n/a</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Patricia Trompeter</name>
          <address>
            <com:street1>243 TRESSER BLVD</com:street1>
            <com:street2>17TH FLOOR</com:street2>
            <com:city>STAMFORD</com:city>
            <com:stateOrCountry>CT</com:stateOrCountry>
            <com:zipCode>06901</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>12/10/2024</saleDate>
        <amountOfSecuritiesSold>20000</amountOfSecuritiesSold>
        <grossProceeds>26200.00</grossProceeds>
      </securitiesSoldInPast3Months>
      <remarks>12/11: POA on file</remarks>
      <noticeSignature>
        <noticeDate>12/11/2024</noticeDate>
        <signature>Patricia Trompeter</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
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text: 144
  0001888940
  XXXXXXXX
  LIVE
  0001591956
  Sphere 3D Corp.
  001-36532
  243 TRESSER BLVD, 17TH FLOOR
  STAMFORD
  CT
  06901
  416-749-5999
  Trompeter Patricia
  Officer
  common
  Oppenheimer & Co, Inc
  85 Broad St
  New York
  NY
  10004
  20000
  26000.00
  21238243
  12/11/2024
  NASDAQ
  common
  01/15/2024
  Restricted Stock Grant
  Issuer
  N
  20000
  01/15/2024
  n/a
  N
  Patricia Trompeter
  243 TRESSER BLVD
  17TH FLOOR
  STAMFORD
  CT
  06901
  Common
  12/10/2024
  20000
  26200.00
  12/11: POA on file
  12/11/2024
  Patricia Trompeter