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. Facebook Twitter Email How Many Grand Slams Has Coco Gauff Won? How Many Grand Slams Has Marketa Vondrousova Won? How Many Grand Slams Has Aryna Sabalenka Won?