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
Luxembourg Tennis Federation Luxembourg Tennis Federation The Luxembourg Tennis Federation () is the tennis governing body in Luxembourg and responsible for the development of the game in the country. Tennis is a popular sport, as it is across western Europe. There are 53 tennis clubs in the country, the oldest of which (TC Diekirch) was founded in 1902. The governing body is the Luxembourg Tennis Federation. The Luxembourg Open are held in Luxembourg (Kockelscheuer) each year, and are ranked as a Tier III tournament on the WTA Tour. Luxembourgers have had little success in professional tennis. Gilles Müller, considered the best men's player