Juan Mónaco (; born 29 March 1984), nicknamed "Pico", is an Argentine former tennis player. He won nine singles titles, reached the semifinals of the 2010 Shanghai Masters and the 2012 Miami Masters, and achieved a career-high singles ranking of world no. 10 in July 2012. He announced his retirement from professional tennis on 15 May 2017. Biography Monaco comes from an indigenous Argentine background, and he started playing tennis at the age of six. His father, Héctor, is a businessman, while his mother, Cristina, is an architect. He has two siblings. He enjoys spending time at home in Tandil with family and friends. His favorite sports to follow are football and basketball. His favorite teams are Estudiantes de La Plata and the San Antonio Spurs. His favorite surface is clay. He counts Andre Agassi and countryman Mariano Zabaleta as his heroes. He also enjoys going to the cinema. His favorite movies are Gladiator and 300. He is also a fan of The Lord of the Rings books. Monaco used to be mentored by Luis Lobo of Argentina. Since the latter part of the 2010 season, Monaco was coached by Mariano Zabaleta. He added Gastón Etlis to his coaching team in February 2011. Career 2002–2003 In 2002, Monaco made his pro circuit debut. On 12 February, he won his first tournament in Jamaica F20, Montego Bay by defeating Francisco Rodríguez of Paraguay. He ended the year ranked no. 470 in singles. In 2003, Monaco reached six finals, finishing as runner-up in two events in Jamaica F3, Montego Bay, losing to American Wayne Odesnik, and in Argentina F6, Buenos Aires losing to compatriot Diego Moyano. He however won four, all on clay, of his six finals. He won in Jamaica F4, Montego Bay, in Bolivia F1, La Paz, in Argentina F1, Buenos Aires, and Uruguay F2, Uruguay defeating Dmitri Sitak of Russia, and his compatriots Matias O'Neille, Carlos Berlocq, and Ignacio González King respectively. He ended the year ranked at no. 324 in singles. 2004–2006 Monaco started 2004 by winning in São Paulo–1, Brazil defeating Adrián García of Chile. He also made his ATP Debut in his home of Buenos Aires, Argentina in the 2004 Argentina Open, where he reached the quarterfinals (l. Guillermo Coria). He followed this up with a third-round result in his first Master Series event in the 2004 NASDAQ-100 Open, losing to Paradorn Srichaphan. He made his