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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 mdpZxviEa9NyoPA8PA4q2A==

<SEC-DOCUMENT>0001225208-09-024461.txt : 20091214
<SEC-HEADER>0001225208-09-024461.hdr.sgml : 20091214
<ACCEPTANCE-DATETIME>20091214163521
ACCESSION NUMBER:		0001225208-09-024461
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20091210
FILED AS OF DATE:		20091214
DATE AS OF CHANGE:		20091214

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HANWAY H EDWARD
		CENTRAL INDEX KEY:			0001193509

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08323
		FILM NUMBER:		091239248

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CIGNA CORP
		CENTRAL INDEX KEY:			0000701221
		STANDARD INDUSTRIAL CLASSIFICATION:	HOSPITAL & MEDICAL SERVICE PLANS [6324]
		IRS NUMBER:				061059331
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		ONE LIBERTY PLACE
		STREET 2:		1601 CHESTNUT STREET
		CITY:			PHILADELPHIA
		STATE:			PA
		ZIP:			19192-1550
		BUSINESS PHONE:		2157611000

	MAIL ADDRESS:	
		STREET 1:		TWO LIBERTY PLACE 48TH FLOOR
		STREET 2:		1601 CHESTNUT STREET
		CITY:			PHILADELPHIA
		STATE:			PA
		ZIP:			19192
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-12-10</periodOfReport>

    <issuer>
        <issuerCik>0000701221</issuerCik>
        <issuerName>CIGNA CORP</issuerName>
        <issuerTradingSymbol>CI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001193509</rptOwnerCik>
            <rptOwnerName>HANWAY H EDWARD</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1601 CHESTNUT STREET</rptOwnerStreet1>
            <rptOwnerStreet2>TWO LIBERTY PLACE</rptOwnerStreet2>
            <rptOwnerCity>PHILADELPHIA</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>19192</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <officerTitle>Chairman &amp; CEO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $.25 Par Value</value>
            </securityTitle>
            <transactionDate>
                <value>2009-12-10</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>300000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>35.0485</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1780968</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, $.25 Par Value</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1714.1478</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By 401(k)</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 14, 2009 (the &quot;Plan&quot;). As previously announced by the Company, the Plan was adopted for estate and financial planning purposes in anticipation of his retirement from the Company at the end of 2009.</footnote>
        <footnote id="F2">Represents the weighted average price of the shares sold.  The prices actually received ranged from $35.00 to $35.2325 per share.  The reporting person will provide to the issuer, any security holder of the issuer, or the Securities and Exchange Commission, upon request, information regarding the number of shares sold at each price within the range.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>By: DanThu Thi Phan, attorney-in-fact</signatureName>
        <signatureDate>2009-12-11</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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