Andre Agassi is a former World No. 1 professional American tennis player who won eight Grand Slam singles tournaments and an Olympic gold medal in singles. He is, with Rod Laver, Don Budge, Fred Perry, Roy Emerson, and Roger Federer, one of only six men to have won each of the Grand Slam singles title in history, and one of only three (with Laver and Federer) since the beginning of the Open Era.
In addition to his Grand Slam and Olympic singles titles, he won the Tennis Masters Cup and was part of a winning Davis Cup team. He won 17 ATP Masters Series tournaments, more than any other player. Agassi's Grand Slam composition is (4 Australian Open, 1 French Open, 1 Wimbledon, 2 US Open) for his career.