Jack Sullivan may refer to:
- Jack Sullivan (film director) (1893–1946), assistant film director
- Jack Sullivan (literary scholar) (born 1946), American literary scholar, essayist and writer
- Jack Sullivan (lacrosse) (1870–?), Canadian lacrosse player
- Montana Jack Sullivan, boxer who fought Sailor Burke in 1911
Famous quotes containing the words jack and/or sullivan:
“Be not a Jack of all trades, but a master of one.”
—Chinese proverb.
“Form ever follows function.”
—Louis Henry Sullivan (1856–1924)