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

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2018-11-07</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001326428</issuerCik>
        <issuerName>ROAN RESOURCES, INC.</issuerName>
        <issuerTradingSymbol>ROAN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001753554</rptOwnerCik>
            <rptOwnerName>Pettit Joel L.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>14701 HERTZ QUAIL SPRINGS PKWY</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>OKLAHOMA CITY</rptOwnerCity>
            <rptOwnerState>OK</rptOwnerState>
            <rptOwnerZipCode>73134</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>See Remarks</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Performance Share Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A common stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>200000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Performance Share Units granted under the Roan Resources, Inc. Amended and Restated Management Incentive Plan that represent the right to earn up to 200,000 shares of the Issuer's Class A common stock on December 31, 2020 (the &quot;Performance Period End Date&quot;), subject to the Reporting Person's continuous employment by the Issuer through the Performance Period End Date and the achievement of certain performance goals based on the market price of the Issuer's Class A common stock.</footnote>
    </footnotes>

    <remarks>Executive Vice President - Operations and Marketing

This Form 3 is being filed in connection with the registration of the Issuer's Class A common stock under Section 12 of the Securities Act of 1933, as amended, and listing on the New York Stock Exchange.</remarks>

    <ownerSignature>
        <signatureName>/s/ Joel L. Pettit, by Will Jordan, as Attorney-in-Fact</signatureName>
        <signatureDate>2018-11-07</signatureDate>
    </ownerSignature>
</ownershipDocument>
