All Tennis Players How Many Grand Slams Has Andre Agassi Won? Andre Kirk Agassi (born April 29, 1970) is an American former world No. 1 tennis player.Andre Agassi has won 8 Grand Slams. FacebookTwitterEmail How Many Grand Slams Has Madison Keys Won? How Many Grand Slams Has Jannik Sinner Won? How Many Majors Has John Isner Won?
