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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 IhbifGaQXwAwZbaSZtLqbiHwr5ix143paOfayYf1scx+yCLDQBlog8AnwF8jNraT
 rT+YyIB6ZIIxzz+gkMWhNw==

<SEC-DOCUMENT>0001209191-03-017967.txt : 20030820
<SEC-HEADER>0001209191-03-017967.hdr.sgml : 20030820
<ACCEPTANCE-DATETIME>20030820112828
ACCESSION NUMBER:		0001209191-03-017967
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030807
FILED AS OF DATE:		20030820

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			KAMEN HARRY P
		CENTRAL INDEX KEY:			0001101834

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15787
		FILM NUMBER:		03857339

	BUSINESS ADDRESS:	
		STREET 1:		1170 EIGHTH AVENUE
		CITY:			BETHLEHEM
		STATE:			PA
		ZIP:			18016-7699

	MAIL ADDRESS:	
		STREET 1:		1170 EIGHTH AVENUE
		CITY:			BETHLEHEM
		STATE:			PA
		ZIP:			18016-7699

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			METLIFE INC
		CENTRAL INDEX KEY:			0001099219
		STANDARD INDUSTRIAL CLASSIFICATION:	INSURANCE AGENTS BROKERS & SERVICES [6411]
		IRS NUMBER:				134075851
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		ONE MADISON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10010-3690
		BUSINESS PHONE:		2125782211

	MAIL ADDRESS:	
		STREET 1:		ONE MADISON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10010-3690
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-08-07</periodOfReport><notSubjectToSection16>0</notSubjectToSection16><issuer><issuerCik>0001099219</issuerCik><issuerName>METLIFE INC</issuerName>        <issuerTradingSymbol>MET</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001101834</rptOwnerCik><rptOwnerName>KAMEN HARRY P</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>ONE MADISON AVENUE</rptOwnerStreet1><rptOwnerStreet2>11TH FLOOR</rptOwnerStreet2><rptOwnerCity>NEW YORK</rptOwnerCity><rptOwnerState>NY</rptOwnerState><rptOwnerZipCode>10010</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securityTit
le><value>Common Stock</value></securityTitle><transactionDate><value>2003-08-07</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>P</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>1500</value></transactionShares><transactionPricePerShare><value>28.57</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>5852</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></nonDerivativeTransaction><nonDerivativeHolding><securityTitle><value>Common Stock</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>3044</value></sharesOwnedFo
llowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>By 401(k)</value><footnoteId id="F1" /></natureOfOwnership></ownershipNature></nonDerivativeHolding><nonDerivativeHolding><securityTitle><value>Common Stock</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>13</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>By MetLife Policyholder Trust</value><footnoteId id="F2" /></natureOfOwnership></ownershipNature></nonDerivativeHolding></nonDerivativeTable><footnotes><footnote id="F1">401(k) reflects shares (the ???Plan Shares???) allocated to, and indirectly held by, reporting person under the MetLife Savings and Investment Plan (the ???Plan???).  Due to period end adjustments by the Plan trustee to allocate Plan units to shares, the Plan Shares r
eported as acquired by reporting person may not equal the Plan Shares reported as being owned at the end of the period covered by this report.</footnote><footnote id="F2">Shares held in trust under MetLife Policyholder Trust established to hold shares of Common Stock allocated to eligible policyholders of Metropolitan Life Insurance Company, a wholly-owned subsidiary of MetLife, Inc.</footnote></footnotes><remarks></remarks><ownerSignature><signatureName>Gwenn L. Carr, authorized signer</signatureName><signatureDate>2003-08-20</signatureDate></ownerSignature></ownershipDocument>

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</TEXT>
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</SEC-DOCUMENT>
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