The Fort ships were a class of cargo ships built in Canada during World War II.
Fort ship may also refer to:
Breastwork monitor Coastal battleship Floating battery Forecastle and aftcastle Fort Rosalie-class replenishment ship Fort Victoria-class replenishment oiler
See also Fortress Ship (story), a 1963 short story by Fred Saberhagen from the Berserker (novel series) Fort (disambiguation)