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

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2017-08-18</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000813623</issuerCik>
        <issuerName>SWISS HELVETIA FUND, INC.</issuerName>
        <issuerTradingSymbol>SWZ</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001341021</rptOwnerCik>
            <rptOwnerName>Dakos Andrew</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>250 PEHLE AVENUE, SUITE 708</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SADDLE BROOK</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07663</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1209598</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Clients</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes></footnotes>

    <remarks>Andrew Dakos' term of office as the Class II Director of SWZ commenced as of the close of business on August 18, 2017.

Certain private investment fund clients of Bulldog Investors, LLC are the beneficial owners of the 1,209,598 shares of SWZ stock deemed to be beneficially owned by Mr. Dakos as a result of his pecuniary interest therein.  Mr. Dakos is a controlling member of Bulldog Investors, LLC, a principal of the general partner of certain of these private investment fund clients, and a limited partner in certain of these private fund clients.  Mr. Dakos disclaims beneficial interest in such shares except to the extent of any pecuniary interest therein.

Index of Exhibits:  Exhibit 24.1 - Power of Attorney</remarks>

    <ownerSignature>
        <signatureName>/s/ Andrew Dakos</signatureName>
        <signatureDate>2017-08-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
