Fernando Francisco González Ciuffardi played his only major final in 2007 losing to a Swiss professional tennis player who has won 19 what?
Roger Federer Roger Federer (] ; born 8 August 1981) is a Swiss professional tennis player who is currently ranked world No. 2 in men's singles tennis by the Association of Tennis Professionals (ATP). Federer has won 19 Grand Slam singles titles, the most in history for a male tennis player and has held the world No. 1 spot in the ATP rankings for a record total of 302 weeks, including a record 237 consecutive weeks. After turning professional in 1998, he was continuously ranked in the top ten from October 2002 to November 2016.
Juan Mónaco Juan Mónaco (] ; born 29 March 1984), nicknamed "Pico", is a male former tennis player from Argentina. 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 15th May, 2017.