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
Marcelo Demoliner and got 3 more runner-ups in the ATP 250 in São Paulo, Lyon and Chengdu alongside Marcus Daniell. Runner-up at the ATP 500 in Vienna alongside Sam Querrey for the very first time in this level. Marcelo Demoliner Marcelo Fedrizzi Demoliner (born 18 January 1989) is a Brazilian professional tennis player. A doubles specialist, he won his first title at the ATP 250 Antalya Open in June, 2018, after having reached 6 finals at that level. Runner-up at the ATP 500 Vienna in 2018, Demoliner has also reached the 3rd round in the 2015 Wimbledon Championships, 2016 US Open and