Fort Sullivan

Fort Sullivan may refer to:

United States

 * Florida
 * Fort Sullivan (see List of forts in Florida)


 * Maine
 * Fort Sullivan (Maine), near Eastport
 * Fort Sullivan (1775-1866), in Kittery, Maine opposite Portsmouth, New Hampshire, now Portsmouth Naval Prison


 * Pennsylvania
 * Fort Sullivan from the Sullivan Expedition of the Revolutionary War, near Athens


 * South Carolina
 * Fort Sullivan (South Carolina) (see Fort Moultrie), on Sullivan's Island