-----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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<SEC-DOCUMENT>0001127602-11-007171.txt : 20110223
<SEC-HEADER>0001127602-11-007171.hdr.sgml : 20110223
<ACCEPTANCE-DATETIME>20110223202150
ACCESSION NUMBER:		0001127602-11-007171
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20110207
FILED AS OF DATE:		20110223
DATE AS OF CHANGE:		20110223

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CORN PRODUCTS INTERNATIONAL INC
		CENTRAL INDEX KEY:			0001046257
		STANDARD INDUSTRIAL CLASSIFICATION:	GRAIN MILL PRODUCTS [2040]
		IRS NUMBER:				223514823
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		5 WESTBROOK CORPORATE CENTER
		CITY:			WESTCHESTER
		STATE:			IL
		ZIP:			60154
		BUSINESS PHONE:		7085512600

	MAIL ADDRESS:	
		STREET 1:		CORN PRODUCTS INTERNATIONAL INC
		STREET 2:		5 WESTBROOK CORPORATE CENTER
		CITY:			WESTCHESTER
		STATE:			IL
		ZIP:			60154

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Saucier John F.
		CENTRAL INDEX KEY:			0001181632

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13397
		FILM NUMBER:		11633797

	MAIL ADDRESS:	
		STREET 1:		CORN PRODUCTS INTERNATIONAL, INC.
		STREET 2:		5 WESTBROOK CORPORATE CENTER
		CITY:			WESTCHESTER
		STATE:			IL
		ZIP:			60154

	FORMER NAME:	
		FORMER CONFORMED NAME:	SAUCIER JOHN F
		DATE OF NAME CHANGE:	20020821
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>form4a.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2011-02-07</periodOfReport>

    <dateOfOriginalSubmission>2011-02-09</dateOfOriginalSubmission>

    <issuer>
        <issuerCik>0001046257</issuerCik>
        <issuerName>CORN PRODUCTS INTERNATIONAL INC</issuerName>
        <issuerTradingSymbol>CPO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001181632</rptOwnerCik>
            <rptOwnerName>Saucier John F.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>5 WESTBROOK CORPORATE CENTER</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>WESTCHESTER</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60154</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isOfficer>1</isOfficer>
            <officerTitle>Sr VP, Corp Strat &amp; Glob Bus</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2011-02-07</value>
                <footnoteId id="F1"/>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>11776</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>37422</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2011-02-07</value>
                <footnoteId id="F3"/>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>4882</value>
                    <footnoteId id="F4"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>48.22</value>
                    <footnoteId id="F3"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>32540</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Amended to correct the transaction date.</footnote>
        <footnote id="F2">Shares acquired upon vesting of performance share award granted January 29, 2008.  Vesting of the performance share award was based on criteria in addition to the increase in the market price of Corn Products International, Inc.'s common stock.</footnote>
        <footnote id="F3">Amended to correct the transaction date and price which was based on the closing price on the transaction date.</footnote>
        <footnote id="F4">Amended to correct the number of shares withheld to pay applicable taxes upon the vesting of performance share award granted January 29, 2008.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Mary Ann Hynes, Attorney in Fact</signatureName>
        <signatureDate>2011-02-23</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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