All Tennis Players How Many Grand Slams Has Tony Roche Won? Anthony Dalton Roche AO MBE (born 17 May 1945) is an Australian former professional tennis player.Tony Roche 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?