USS Zenda (SP-688)
 USS Zenda (SP-688) was an armed motorboat that served in the United States Navy as a patrol vessel from 1917 to 1919.Zenda was a wooden-hulled motorboat built in 1912 at Neponset Massachusetts by George Lawley & Son. She was acquired by the U.S. Navy on 19 May 1917 from Mr. Francis S. Eaton for service with the section patrol during World War I.