All Tennis Players How Many Grand Slams Has Samantha Stosur Won? Samantha Jane Stosur (born 30 March 1984) is an Australian professional tennis player.Samantha Stosur has won 1 Grand Slam. FacebookTwitterEmail How Many Grand Slams Has Madison Keys Won? How Many Grand Slams Has Jannik Sinner Won? How Many Majors Has John Isner Won?
