Jack Clarke

Jack Clarke may refer to:


 * Jack Clarke (athlete) (fl. 1945–1952), New Zealand marathon runner
 * Jack Clarke (footballer, born 1931) (1931–1997), Australian rules footballer and Essendon player
 * Jack Clarke (footballer, born 1933) (1933–2001), Australian rules footballer and East Fremantle player
 * Jack Clarke (footballer, born 2000), English footballer
 * Jack Clarke (racing driver) (born 1988), racing driver in the FIA Formula Two Championship
 * Jack Clarke (rugby union) (born 1968), Irish rugby union player
 * Jack Clarke (mountaineer) (1875–1952), New Zealand mountaineer, first ascendant of Mounts Cook, Tasman and Aspiring