USS Suribachi (AE-21) was a Suribachi-class ammunition ship of the United States Navy. The ship was laid down on 31 January 1955 at Sparrows Point, Maryland, by Bethlehem Sparrows Point Shipyard, Inc.; launched on 2 November 1955; sponsored by Mrs. Lemuel C. Shepherd; and commissioned on 17 November 1956, Captain Brooks J. Harral in command measuring and correcting the magnetic fields of naval ships. She was named for the volcano of Iwo Jima, Mount Suribachi.