Andre Agassi was an American basketball player.
Andre Kirk Agassi ( [ ˈɑːndreɪ_ˈæɡəsi ] born April 29 , 1970 ) is an American retired professional tennis player and former World No. 1 who was one of the sport 's most dominant players from the early 1990s to the mid-2000s . Agassi was the first male player to win all four Grand Slam tournaments on three different surfaces ( hard , clay and grass ) , and the last American male to win both the French Open ( in 1999 ) and the Australian Open ( in 2003 ) .