<SUBMISSION>
<ACCESSION-NUMBER>0001181431-06-056617
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20060929
<FILING-DATE>20061003
<DATE-OF-FILING-DATE-CHANGE>20061003
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>Western Union CO
<CIK>0001365135
<ASSIGNED-SIC>7389
<IRS-NUMBER>204531180
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>100 SUMMIT AVENUE
<CITY>MONTVALE
<STATE>NJ
<ZIP>07645
<PHONE>(201) 263-5949
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>100 SUMMIT AVENUE
<CITY>MONTVALE
<STATE>NJ
<ZIP>07645
</MAIL-ADDRESS>
</ISSUER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>GREENBERG JACK M
<CIK>0001074611
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>001-32903
<FILM-NUMBER>061126586
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>150 N MICHIGAN AVE
<CITY>NEW YORK
<STATE>NY
<ZIP>60601
<PHONE>6306237748
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>333 WEST WACKER DR
<CITY>CHICAGO
<STATE>IL
<ZIP>60606
</MAIL-ADDRESS>
</REPORTING-OWNER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd132270.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-09-29</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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        <issuerTradingSymbol>WU</issuerTradingSymbol>
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            <rptOwnerName>GREENBERG JACK M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
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            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ENGLEWOOD</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80112</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
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            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Non-Executive Chairman</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

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            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>7181</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2016-08-01</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>7181</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7181</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Director Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>19.80</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2006-09-29</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>7071</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2016-09-01</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>7071</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7071</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">This option is exercisable in full.</footnote>
        <footnote id="F2">Represents option acquired by reporting person as a result of the adjustment of an option to purchase shares of First Data Corporation common stock held by the reporting person. This adjustment occurred pursuant to the terms of the Employee Matters Agreement, dated September 29, 2006, between The Western Union Company and First Data Corporation.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Sarah J. Kilgore as Attorney-in-Fact for  Jack M. Greenberg</signatureName>
        <signatureDate>2006-10-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
