Roger Federer is a Swiss professional tennis player who is currently ranked world No. 2 by the Association of Tennis Professionals. Many commentators and players regard Federer as the greatest tennis player of all time
Tennis player, Naomi Osaka, started playing in but then withdrew from which major tennis tournament citing mental health issues?
What nationality is Ilie Năstase, World No. 1 tennis player in 1973/1974, who won more than 100 ATP professional titles, 7 Grand Slam titles and 4 ATP World Tour Finals championships?
