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  <headerData>
    <submissionType>NPORT-P</submissionType>
    <isConfidential>false</isConfidential>
    <filerInfo>

      <filer>
        <issuerCredentials>
          <cik>0001742912</cik>
          <ccc>XXXXXXXX</ccc>
        </issuerCredentials>
      </filer>


      <seriesClassInfo>
        <seriesId>S000072498</seriesId>
        <classId>C000228801</classId>
      </seriesClassInfo>


    </filerInfo>
  </headerData>
  <formData>
    <genInfo>
      <regName>Tidal ETF Trust</regName>
      <regFileNumber>811-23377</regFileNumber>
      <regCik>0001742912</regCik>
      <regLei>549300VTYHP8U2332C46</regLei>
      <regStreet1>898 N. Broadway</regStreet1>
      <regStreet2>Suite 2</regStreet2>
      <regCity>Massapequa</regCity>
      <regStateConditional regCountry="US" regState="US-NY"/>
      <regZipOrPostalCode>11758</regZipOrPostalCode>
      <regPhone>8449867676</regPhone>
      <seriesName>ATAC Credit Rotation ETF</seriesName>
      <seriesId>S000072498</seriesId>
      <seriesLei>549300298SNMLHBIXW02</seriesLei>
      <repPdEnd>2021-08-31</repPdEnd>
      <repPdDate>2021-08-31</repPdDate>
      <isFinalFiling>N</isFinalFiling>
    </genInfo>
    <fundInfo>
      <totAssets>4032211.5</totAssets>
      <totLiabs>4260.18</totLiabs>
      <netAssets>4027951.32</netAssets>
      <assetsAttrMiscSec>0</assetsAttrMiscSec>
      <assetsInvested>0</assetsInvested>
      <amtPayOneYrBanksBorr>0</amtPayOneYrBanksBorr>
      <amtPayOneYrCtrldComp>0</amtPayOneYrCtrldComp>
      <amtPayOneYrOthAffil>0</amtPayOneYrOthAffil>
      <amtPayOneYrOther>0</amtPayOneYrOther>
      <amtPayAftOneYrBanksBorr>0</amtPayAftOneYrBanksBorr>
      <amtPayAftOneYrCtrldComp>0</amtPayAftOneYrCtrldComp>
      <amtPayAftOneYrOthAffil>0</amtPayAftOneYrOthAffil>
      <amtPayAftOneYrOther>0</amtPayAftOneYrOther>
      <delayDeliv>0</delayDeliv>
      <standByCommit>0</standByCommit>
      <liquidPref>0</liquidPref>
      <cshNotRptdInCorD>0</cshNotRptdInCorD>
      <isNonCashCollateral>N</isNonCashCollateral>
      <returnInfo>
        <monthlyTotReturns>
          <monthlyTotReturn classId="C000228801" rtn1="N/A" rtn2="0.67" rtn3="0.12"/>
        </monthlyTotReturns>
        <othMon1 netRealizedGain="N/A" netUnrealizedAppr="N/A"/>
        <othMon2 netRealizedGain="-4943.4" netUnrealizedAppr="35796.7"/>
        <othMon3 netRealizedGain="32952.88" netUnrealizedAppr="-29762.44"/>
      </returnInfo>
      <mon1Flow redemption="N/A" reinvestment="N/A" sales="N/A"/>
      <mon2Flow redemption="0" reinvestment="0" sales="3997250"/>
      <mon3Flow redemption="0" reinvestment="0" sales="0"/>

    </fundInfo>
    <invstOrSecs>
      <invstOrSec>
        <name>Xtrackers USD High Yield Corpo</name>
        <lei>5493000ENPC36KSKPY20</lei>
        <title>Xtrackers USD High Yield Corporate Bond ETF</title>
        <cusip>233051432</cusip>
        <identifiers>
          <isin value="US2330514322"/>
        </identifiers>
        <balance>29937</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1207658.58</valUSD>
        <pctVal>29.981955691</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>First American Government Obli</name>
        <lei>549300R5MYM6VZF1RM44</lei>
        <title>First American Government Obligations Fund</title>
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        <identifiers>
          <isin value="US31846V3362"/>
        </identifiers>
        <balance>7923.87</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>7923.87</valUSD>
        <pctVal>0.196722089</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>STIV</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>iShares iBoxx High Yield Corpo</name>
        <lei>N/A</lei>
        <title>iShares iBoxx High Yield Corporate Bond ETF</title>
        <cusip>464288513</cusip>
        <identifiers>
          <isin value="US4642885135"/>
        </identifiers>
        <balance>31964</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>2815708.76</valUSD>
        <pctVal>69.904240054</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
    </invstOrSecs>
    <signature>
      <ncom:dateSigned>2021-10-27</ncom:dateSigned>
      <ncom:nameOfApplicant>Tidal ETF Trust</ncom:nameOfApplicant>
      <ncom:signature>/s/ Eric Falkeis</ncom:signature>
      <ncom:signerName>Eric Falkeis</ncom:signerName>
      <ncom:title>President/Principal Executive Officer</ncom:title>
    </signature>
  </formData>
</edgarSubmission>
