Marco Osorio (born 1 April 1972) is a former professional tennis player from Mexico. Biography Osorio made his first appearance at ATP Tour level in 1997, at his home tournament in Mexico City. It was the only time he made the main draw of a singles event and he was beaten in first round by Alejandro Hernández. As a doubles player he won two Challenger tournaments and had his best ATP Tour performance at the 1998 Legg Mason Tennis Classic in Washington, where he teamed up with Bobby Kokavec to make the quarter-finals. He played Davis Cup for the first time in 1998, when the Mexican team went to Cali to compete against Colombia and lost 2–3. His only appearance came in the doubles, which he and partner David Roditi lost in a five set match. In 1999 he featured in two further ties for Mexico, wins over Paraguay and Cuba. He played both singles rubbers in each of the ties and won the decisive fifth rubber to defeat Cuba, over Sandor Martínez-Breijo. At the 1999 Pan American Games in Winnipeg he made the third round of the men's singles, but had more of an impact in the doubles competition, by claiming the silver medal. He and partner Óscar Ortiz upset the top seeds from the United States, the Bryan brothers, in the semi finals. They lost the final to Brazil's Andre Sa and Paulo Taicher. He played two more Davis Cup ties in 2000, with Mexico winning in Costa Rica then Guatemala. Challenger titles Doubles: (2) See also List of Mexico Davis Cup team representatives References External links 1972 births Living people Mexican male tennis players Tennis players from Mexico City Tennis players at the 1999 Pan American Games Pan American Games silver medalists for Mexico Pan American Games medalists in tennis Central American and Caribbean Games medalists in tennis Central American and Caribbean Games gold medalists for Mexico Central American and Caribbean Games silver medalists for Mexico Medalists at the 1999 Pan American Games 20th-century Mexican people