Andre Agassi is a former professional tennis player and one of the most successful players in the history of the sport. He won eight Grand Slam singles titles, including the Australian Open four times, the French Open once, Wimbledon twice, and the US Open once. He was also the first male player to win all four Grand Slam tournaments in his career. Agassi was ranked world No. 1 for a total of 101 weeks and was inducted into the International Tennis Hall of Fame in 2011.