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Exhibit 99.1

CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

        Each of the undersigned hereby certifies, in his/her capacity as an officer of StarMedia Network, Inc. (the "Company"), for purposes of 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

•

the Quarterly Report of the Company on Form 10-Q/A for the period ended March 31, 2002 fully complies with the requirements of Section 13(a) of the Securities Exchange Act of 1934; and



•

the information contained in such report fairly presents, in all material respects, the financial condition and results of operation of the Company.

Dated: February 12, 2003

/s/  JOSE MANUEL TOST President

/s/  ANA M. LOZANO-STICKLEY Chief Financial Officer

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CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002