Jack Gardner

Jack Gardner may refer to:


 * Jack Gardner (basketball) (1910–2000), college basketball coach
 * Jack Gardner (boxer) (1926–1978), British heavyweight boxer
 * Jack Gardner (general), general in the United States Army
 * Jack Gardner (musician) (1903–1957), American jazz musician
 * John Lowell Gardner (1837–1898), American art collector and philanthropist
 * Jack Gardner (actor) (1902–1977), American film actor in The Secret Code