Jack MacDonald may refer to: Jack MacDonald (communist) (1888–1941), Scottish-Canadian communist Jack MacDonald (Hamilton politician) (1927–2010), politician, businessman, and journalist in Hamilton, Ontario, Canada Jack MacDonald (footballer) (born 1927), Australian rules footballer Jack Macdonald (sportsman) (1907–1982), New Zealand sportsman
See also Jack McDonald (disambiguation) John MacDonald (disambiguation)