The following sporting stars celebrate their birthday on 31st May
1946: Test umpire Steve Bucknor is born (celebrates 65th birthday).
1966: Former Sri Lanka Test player and World Cup-winner Roshan Mahanama, who is now a ICC match referee, is born (celebrates 45th birthday).
1972: Finnish goalkeeper Antti Niemi is born (celebrates 39th birthday).
1983: British Superbikes Championship title contender Leon Haslam, son of legendary racer Ron Haslam, is born (celebrates 28th birthday).
