-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 Ysar5Fnfqy88kYzEd3nAfQ==

<SEC-DOCUMENT>0001179110-04-010989.txt : 20040520
<SEC-HEADER>0001179110-04-010989.hdr.sgml : 20040520
<ACCEPTANCE-DATETIME>20040520103835
ACCESSION NUMBER:		0001179110-04-010989
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040520
FILED AS OF DATE:		20040520

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COTT CORP /CN/
		CENTRAL INDEX KEY:			0000884713
		STANDARD INDUSTRIAL CLASSIFICATION:	BOTTLED & CANNED SOFT DRINKS CARBONATED WATERS [2086]
		IRS NUMBER:				000000000
		FISCAL YEAR END:			0125

	BUSINESS ADDRESS:	
		STREET 1:		207 QUEENS QUAY W
		STREET 2:		SUITE 340
		CITY:			TORONTO ONTARIO CANA
		STATE:			A6
		ZIP:			00000
		BUSINESS PHONE:		4162033898

	MAIL ADDRESS:	
		STREET 1:		207 QUEENS QUAY W
		STREET 2:		SUITE 340
		CITY:			TORONTO ONTARIO
		STATE:			A6
		ZIP:			00000

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			THL EQUITY ADVISORS IV LLC
		CENTRAL INDEX KEY:			0001107968

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-31410
		FILM NUMBER:		04820300

	BUSINESS ADDRESS:	
		STREET 1:		C/O THOMAS H LEE PARTNERS LP
		STREET 2:		75 STATE STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02109
		BUSINESS PHONE:		6172271050

	MAIL ADDRESS:	
		STREET 1:		C/O THOMAS H LEE COMPANY
		STREET 2:		76 STATE STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02109
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-05-20</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000884713</issuerCik>
        <issuerName>COTT CORP /CN/</issuerName>
        <issuerTradingSymbol>COT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001107968</rptOwnerCik>
            <rptOwnerName>THL EQUITY ADVISORS IV LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O THOMAS H. LEE PARTNERS, L.P.</rptOwnerStreet1>
            <rptOwnerStreet2>100 FEDERAL STREET, 35TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>BOSTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02110</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2004-05-20</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>5741046</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.0</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6432012</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Note</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">On May 20, 2004 Thomas H. Lee Equity Fund IV, L.P. (&quot;Equity Fund&quot;), Thomas H. Lee Foreign Fund IV, L.P. (&quot;Fund IV&quot;) and Thomas H. Lee Foreign Fund IV-B, L.P. (&quot;Fund IV-B&quot;, and together with Equity Fund and Fund IV, the &quot;Funds&quot;) distributed, in the aggregate, 5,741,046 shares of the issuer to their respective general and limited partners.</footnote>
        <footnote id="F2">Not applicable.</footnote>
        <footnote id="F3">The reporting person is the general partner of each of the Funds. As such, the reporting person may be deemed to beneficially own the shares of the Issuer owned directly by the Funds.  The reporting person disclaims beneficial ownership of such shares, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for the purpose of Section 16 or for any other purpose, except to the extent of its pecuniary interest therein.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Thomas H. Lee</signatureName>
        <signatureDate>2004-05-20</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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