Jack Conner is the name of:
Jack Conner (footballer, born 1891) (1891–?), Scottish footballer John Conner (footballer) (1896–?), Scottish footballer nicknamed "Jack" Jack Conner (footballer, born 1898) (1898–1967), Scottish footballer John Chellis Conner (1913–2001), American marimba player nicknamed "Jack"
See also Jack Connor (disambiguation)