<SEC-DOCUMENT>0000014930-19-000094.txt : 20190502
<SEC-HEADER>0000014930-19-000094.hdr.sgml : 20190502
<ACCEPTANCE-DATETIME>20190502164758
ACCESSION NUMBER:		0000014930-19-000094
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190430
FILED AS OF DATE:		20190502
DATE AS OF CHANGE:		20190502

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			FLAHERTY LAUREN PATRICIA
		CENTRAL INDEX KEY:			0001361486

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-01043
		FILM NUMBER:		19792643

	MAIL ADDRESS:	
		STREET 1:		520 MADISON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BRUNSWICK CORP
		CENTRAL INDEX KEY:			0000014930
		STANDARD INDUSTRIAL CLASSIFICATION:	ENGINES & TURBINES [3510]
		IRS NUMBER:				360848180
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		26125 N. RIVERWOODS BLVD. SUITE 500
		CITY:			METTAWA
		STATE:			IL
		ZIP:			60045-3420
		BUSINESS PHONE:		8477354700

	MAIL ADDRESS:	
		STREET 1:		26125 N. RIVERWOODS BLVD. SUITE 500
		CITY:			METTAWA
		STATE:			IL
		ZIP:			60045-3420

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BRUNSWICK BALKE COLLENDER CO
		DATE OF NAME CHANGE:	19660919
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_155683006412471.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2019-04-30</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000014930</issuerCik>
        <issuerName>BRUNSWICK CORP</issuerName>
        <issuerTradingSymbol>BC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001361486</rptOwnerCik>
            <rptOwnerName>FLAHERTY LAUREN PATRICIA</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O BRUNSWICK CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>26125 N RIVERWOODS BLVD SUITE 500</rptOwnerStreet2>
            <rptOwnerCity>METTAWA</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60045</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2019-04-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>687</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>51.21</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1098</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Deferred shares deposited in the Directors' deferred account, which will be automatically distributed in predetermined installments after the director ceases being a director of the Company.</footnote>
        <footnote id="F2">Beneficial holdings include 1 share acquired pursuant to dividend reinvestment in March, 2019.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>By: Power of Attorney For: /s/ Lauren Patricia Flaherty</signatureName>
        <signatureDate>2019-05-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
