<?xml version="1.0"?><ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>3</documentType><periodOfReport>2003-12-19</periodOfReport><noSecuritiesOwned>0</noSecuritiesOwned><issuer><issuerCik>0001263813</issuerCik><issuerName>UNITED NATIONAL GROUP LTD</issuerName>        <issuerTradingSymbol>UNGL</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001272450</rptOwnerCik><rptOwnerName>NOONAN EDWARD J</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>C/O UNITED NATIONAL INSURANCE COMPANY</rptOwnerStreet1><rptOwnerStreet2>THREE BALA PLAZA EAST, SUITE 300</rptOwnerStreet2><rptOwnerCity>BALA CYNWYD</rptOwnerCity><rptOwnerState>PA</rptOwnerState><rptOwnerZipCode>19004</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeHolding><securityTitle><value>Class A Common Shares</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>0</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></nonDerivativeHolding></nonDerivativeTable><footnotes></footnotes><remarks></remarks><ownerSignature><signatureName>/s/ Edward J. Noonan</signatureName><signatureDate>2003-12-23</signatureDate></ownerSignature></ownershipDocument>

