USS F-1 (SS-20) was an F-class submarine. She was named Carp when her keel was laid down by Union Iron Works of San Francisco, California, making her the first ship of the United States Navy named for the carp. She was launched on 6 September 1911 sponsored by Ms. J. Tynan, renamed F-1 on 17 November 1911, and commissioned on 19 June 1912, Lieutenant, junior grade J.B. Howell in command.