Black Jack is the nickname of the following people:

John Vernou Bouvier III (1891–1957), father of Jacqueline Kennedy Onassis Jack Blackham (1854–1932), Australian cricketer Jack Brabham (1926–2014), Australian motor racing world champion Jack Burdock (1852–1932), American Major League Baseball player and manager Black Jack Christian (1871–1897), American western outlaw John Davidson (general) (1825–1881), American Civil War Union Army brigadier general and Indian fighter Frederick Galleghan (1897–1971), Australian Army major general Tom Ketchum (1863–1901), American western outlaw John A. Logan (1826–1886), American Civil War Union major general and Illinois politician John McCauley (1899–1989), senior commander in the Royal Australian Air Force (RAAF) Jack McDowell (born 1966), American Major League Baseball pitcher John McEwen (1900–1980), 18th Prime Minister of Australia John J. Pershing (1860–1948), United States Army general Jean Schramme (1929–1988), Belgian mercenary and planter Jack Stewart (ice hockey) (1917–1983), Canadian National Hockey League player

See also