Marcelo Ríos Marcelo Ríos Marcelo Andrés Ríos Mayorga (; born 26 December 1975) is a former world No. 1 tennis player from Chile. Nicknamed "El Chino" ("The Chinese") and "El zurdo de Vitacura" ("The Lefty from Vitacura"), he became the first Latin American player to reach the top position on the Association of Tennis Professionals (ATP) singles rankings in 1998. He held the world No. 1 ranking for six weeks. He also held the top ranking in both juniors and seniors. He was the first player to win all three clay-court Masters Series tournaments (Monte Carlo, Rome, and Hamburg) since the format
Rafael Arévalo Olympic Committee (IOC), National Olympic Committees (NOCs), and the International Tennis Federation (ITF), and it is standard practice to award such invitations (of which there were two for the men's singles tennis event) to countries with small Olympic teams. Arévalo was the first player from El Salvador to represent the country, in a tennis competition, at the Olympics. Arévalo defeated Lee Hyung-taik in three sets in the first round, before being beaten by Swiss World No. 1 Roger Federer in the second. He is the brother of tennis player Marcelo Arévalo, with whom he plays on the El Salvador Davis