John Duke may refer to: John Woods Duke (1899–1984), composer John Heath (later John Duke) (1717–1775), MP Sir John Duke, 2nd Baronet (1632–1705), English politician John Duke, of the Duke baronets John Duke (cricketer) (1830–1890), English cricketer Sir John Duke (police officer) (1926–1989), British police officer See also Duke (surname)