<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-04-14</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001679788</issuerCik>
        <issuerName>Coinbase Global, Inc.</issuerName>
        <issuerTradingSymbol>COIN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001532179</rptOwnerCik>
            <rptOwnerName>Union Square Ventures 2012 Fund, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O UNION SQUARE VENTURES</rptOwnerStreet1>
            <rptOwnerStreet2>920 BROADWAY, 2ND FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10010</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001532180</rptOwnerCik>
            <rptOwnerName>Union Square 2012 GP, L.L.C.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O UNION SQUARE VENTURES</rptOwnerStreet1>
            <rptOwnerStreet2>920 BROADWAY, 2ND FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10010</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001537452</rptOwnerCik>
            <rptOwnerName>USV Investors 2012 Fund, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O UNION SQUARE VENTURES</rptOwnerStreet1>
            <rptOwnerStreet2>920 BROADWAY, 2ND FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10010</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001597812</rptOwnerCik>
            <rptOwnerName>USV Opportunity 2014 GP, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O UNION SQUARE VENTURES</rptOwnerStreet1>
            <rptOwnerStreet2>920 BROADWAY, 2ND FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10010</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001597793</rptOwnerCik>
            <rptOwnerName>USV Opportunity 2014, LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O UNION SQUARE VENTURES</rptOwnerStreet1>
            <rptOwnerStreet2>920 BROADWAY, 2ND FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10010</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001597808</rptOwnerCik>
            <rptOwnerName>USV Opportunity Investors 2014, LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O UNION SQUARE VENTURES</rptOwnerStreet1>
            <rptOwnerStreet2>920 BROADWAY, 2ND FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10010</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001640012</rptOwnerCik>
            <rptOwnerName>Weissman Andy</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O UNION SQUARE VENTURES</rptOwnerStreet1>
            <rptOwnerStreet2>920 BROADWAY, 2ND FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10010</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001640014</rptOwnerCik>
            <rptOwnerName>Wenger Albert</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O UNION SQUARE VENTURES</rptOwnerStreet1>
            <rptOwnerStreet2>920 BROADWAY, 2ND FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10010</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001640018</rptOwnerCik>
            <rptOwnerName>Burnham Brad</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O UNION SQUARE VENTURES</rptOwnerStreet1>
            <rptOwnerStreet2>920 BROADWAY, 2ND FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10010</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001640011</rptOwnerCik>
            <rptOwnerName>Buttrick John</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O UNION SQUARE VENTURES</rptOwnerStreet1>
            <rptOwnerStreet2>920 BROADWAY, 2ND FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10010</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-04-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
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                <footnoteId id="F1"/>
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            <transactionTimeliness>
                <value></value>
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    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">On April 14, 2021, Union Square Ventures 2012 Fund, LP (&quot;USV 2012 Fund&quot;) distributed, for no consideration, 7,702,041 shares of the Issuer's Class A Common Stock to its limited partners and to Union Square 2012 GP, L.L.C., the general partner of USV 2012 Fund, representing each such partner's pro rata interest in such shares. On the same date, Union Square 2012 GP, L.L.C. distributed, for no consideration, the shares it received in the distribution to its members, representing each such member's pro rata interest in such shares.</footnote>
        <footnote id="F2">These shares are held by USV 2012 Fund. Union Square 2012 GP, L.L.C. is the general partner of USV 2012 Fund and has sole voting and investment power with regard to the shares held by USV 2012 Fund. Fred Wilson, Brad Burnham, Albert Wenger, John Buttrick, and Andy Weissman are partners at Union Square Ventures and therefore may be deemed to have shared voting and investment power with regard to the shares held directly by USV 2012 Fund. Each of these individuals disclaims beneficial ownership of these shares except to the extent of their pecuniary interest therein, if any.</footnote>
        <footnote id="F3">On April 14, 2021, USV Investors 2012 Fund, LP (&quot;USV Investors 2012&quot;) distributed, for no consideration, 297,959 shares of the Issuer's Class A Common Stock to its limited partners and to Union Square 2012 GP, L.L.C., the general partner of USV Investors 2012, representing each such partner's pro rata interest in such shares. On the same date, Union Square 2012 GP, L.L.C. distributed, for no consideration, the shares it received in the distribution to its members, representing each such member's pro rata interest in such shares.</footnote>
        <footnote id="F4">These shares are held by USV Investors 2012. Union Square 2012 GP, L.L.C. is the general partner of USV Investors 2012 and has sole voting and investment power with regard to the shares held by USV Investors 2012. Fred Wilson, Brad Burnham, Albert Wenger, John Buttrick, and Andy Weissman are partners at Union Square Ventures and therefore may be deemed to have shared voting and investment power with regard to the shares held directly by USV Investors 2012. Each of these individuals disclaims beneficial ownership of these shares except to the extent of their pecuniary interest therein, if any.</footnote>
        <footnote id="F5">On April 14, 2021, USV Opportunity 2014, LP (&quot;USV Opportunity 2014 Fund&quot;) distributed, for no consideration, 1,141,886 shares of the Issuer's Class A Common Stock to its limited partners and to USV Opportunity 2014 GP, LLC, the general partner of USV Opportunity 2014 Fund, representing each such partner's pro rata interest in such shares. On the same date, USV Opportunity 2014 GP, LLC distributed, for no consideration, the shares it received in the distribution to its members, representing each such member's pro rata interest in such shares.</footnote>
        <footnote id="F6">These shares are held by USV Opportunity 2014 Fund. USV Opportunity 2014 GP, LLC is the general partner of USV Opportunity 2014 Fund and has sole voting and investment power with regard to the shares held by USV Opportunity 2014 Fund. Fred Wilson, Brad Burnham, Albert Wenger, John Buttrick, and Andy Weissman are partners at Union Square Ventures and therefore may be deemed to have shared voting and investment power with regard to the shares held directly by USV Opportunity 2014 Fund. Each of these individuals disclaims beneficial ownership of these shares except to the extent of their pecuniary interest therein, if any.</footnote>
        <footnote id="F7">On April 14, 2021, USV Opportunity Investors 2014, LP (&quot;USV Opportunity Investors 2014&quot;) distributed, for no consideration, 58,114 shares of the Issuer's Class A Common Stock to its limited partners and to USV Opportunity 2014 GP, LLC, the general partner of USV Opportunity Investors 2014, representing each such partner's pro rata interest in such shares. On the same date, USV Opportunity 2014 GP, LLC distributed, for no consideration, the shares it received in the distribution to its members, representing each such member's pro rata interest in such shares.</footnote>
        <footnote id="F8">These shares are held by USV Opportunity Investors 2014. USV Opportunity 2014 GP, LLC is the general partner of USV Opportunity Investors 2014 and has sole voting and investment power with regard to the shares held by USV Opportunity Investors 2014. Fred Wilson, Brad Burnham, Albert Wenger, John Buttrick, and Andy Weissman are partners at Union Square Ventures and therefore may be deemed to have shared voting and investment power with regard to the shares held directly by USV Opportunity Investors 2014. Each of these individuals disclaims beneficial ownership of these shares except to the extent of their pecuniary interest therein, if any.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Union Square Ventures 2012 Fund, L.P.,
By: Union Square 2012 GP, L.L.C., its General Partner
By:  /s/ John Buttrick, its Managing Member</signatureName>
        <signatureDate>2021-04-16</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Union Square 2012 GP, L.L.C., By:  /s/ John Buttrick, its Managing Member</signatureName>
        <signatureDate>2021-04-16</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>USV Investors 2012 Fund, L.P., By:  Union Square 2012 GP, L.L.C., its General Partner, By:  /s/ John Buttrick, its Managing Member</signatureName>
        <signatureDate>2021-04-16</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>USV Opportunity 2014 GP, LLC, By:  /s/ John Buttrick, its Managing Member</signatureName>
        <signatureDate>2021-04-16</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>USV Opportunity 2014, LP, By: USV Opportunity 2014 GP, LLC, its General Partner, By:  /s/ John Buttrick, its Managing Member</signatureName>
        <signatureDate>2021-04-16</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>USV Opportunity Investors 2014, LP, By:  USV Opportunity 2014 GP, LLC, its General Partner, By:  /s/ John Buttrick, its Managing Member</signatureName>
        <signatureDate>2021-04-16</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Andy Weissman</signatureName>
        <signatureDate>2021-04-16</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Albert Wenger</signatureName>
        <signatureDate>2021-04-16</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Brad Burnham</signatureName>
        <signatureDate>2021-04-16</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ John Buttrick</signatureName>
        <signatureDate>2021-04-16</signatureDate>
    </ownerSignature>
</ownershipDocument>
