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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 L9ltjgHwWEvzdObd2z8ShQIwTnMqsSzTeAN5zBADsoBDvij1e8JdkUiQstnMymb6
 0JSHFeTmuWhlIuaDbKTc3Q==

<SEC-DOCUMENT>0001209191-03-036383.txt : 20031223
<SEC-HEADER>0001209191-03-036383.hdr.sgml : 20031223
<ACCEPTANCE-DATETIME>20031223110309
ACCESSION NUMBER:		0001209191-03-036383
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031223
FILED AS OF DATE:		20031223

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LEE FRANCIS
		CENTRAL INDEX KEY:			0001251833

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12475
		FILM NUMBER:		031069783

	MAIL ADDRESS:	
		STREET 1:		C/O KARP & GENAUER
		STREET 2:		2 ALHAMBRA PLACE, SUITE 1202
		CITY:			CORAL GABLES
		STATE:			FL
		ZIP:			33134

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TERREMARK WORLDWIDE INC
		CENTRAL INDEX KEY:			0000912890
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE COMMUNICATIONS (NO RADIO TELEPHONE) [4813]
		IRS NUMBER:				521989122
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		2601 SOUTH BAYSHORE DRIVE
		CITY:			MIAMI
		STATE:			FL
		ZIP:			33133
		BUSINESS PHONE:		2123199160

	MAIL ADDRESS:	
		STREET 1:		2601 SOUTH BAYSHORE DRIVE
		CITY:			MIAMI
		STATE:			FL
		ZIP:			33133

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AMTEC INC
		DATE OF NAME CHANGE:	19970715

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AVIC GROUP INTERNATIONAL INC/
		DATE OF NAME CHANGE:	19950323

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	YAAK RIVER MINES LTD
		DATE OF NAME CHANGE:	19931001
</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>2003-12-23</periodOfReport><notSubjectToSection16>0</notSubjectToSection16><issuer><issuerCik>0000912890</issuerCik><issuerName>TERREMARK WORLDWIDE INC</issuerName>        <issuerTradingSymbol>TWW</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001251833</rptOwnerCik><rptOwnerName>LEE FRANCIS</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>P.O.BOX N-65</rptOwnerStreet1><rptOwnerStreet2>CHARLOTTE HOUSE</rptOwnerStreet2><rptOwnerCity>NASSAU</rptOwnerCity><rptOwnerState>C5</rptOwnerState><rptOwnerZipCode>C5</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>0</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>1</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securit
yTitle><value>common stock</value></securityTitle><transactionDate><value>2003-12-23</value></transactionDate><deemedExecutionDate><value>2003-12-23</value></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>P</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>5113221.0000</value></transactionShares><transactionPricePerShare><value>0.5000</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>35022349.0000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>by Sun Equity Assets Limited, a BVI international business company</value></natureOfOwnership></owne
rshipNature></nonDerivativeTransaction></nonDerivativeTable><footnotes></footnotes><remarks></remarks><ownerSignature><signatureName>/s/ Francis Lee</signatureName><signatureDate>2003-12-23</signatureDate></ownerSignature></ownershipDocument>

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