USS Steelhead (SS-280), a Gato-class submarine, was a ship of the United States Navy named for the steelhead, a North American trout found from California to Alaska. Steelhead (SS-280) was laid down on 1 June 1942 by the Portsmouth Naval Shipyard in Kittery, Maine; launched on 11 September 1942; sponsored by Mrs. Marguerite Brown; and commissioned on 7 December 1942.