SAN JOSE, Jan. 10 (Xinhua) -- Argentine tennis player Renzo Olivo and Belgian tennis player An-Sophie Mestach won the international youth Coffee Cup hosted in Costa Rica, the organizers of the tournament said on Sunday.

    The final was played on Saturday night, Mestach, 16, won over Puerto Rican Monica Puig at women's category with partials of 7-6 and 6-3.

    Meanwhile, Olivo won the final over Venezuelan Ricardo Rodriguez with partials of 7-5 and 7-6.

    This is the first time that an Argentine player wins the Coffee Cup. In 2005 Argentine Juan Martin del Potro and in 1996 Mariano Puert failed winning the tournament.

    The winners at men's doubles were Canadians Nikolai Haessig and Edward Nguyen who defeated the team made by Olivo and Austrian Sebastian Stiefelmeyer.

    At women's doubles the winners were Mestach and Dutch Demi Schuurs, who won over Swedish Ellen Allgurin and Serbian Tamara Curovic.

    The Coffee Cup is one of the most important youth tournaments of the world and it is sponsored by the International Federation of Tennis.

    The Coffee Cup gives the winner 150 points at each men's and women's categories and it is the first event of the season.