USS Reposo II (SP-198) was a United States Navy patrol vessel in commission from 1917 to 1918. Reposo II was built as the civilian steam yacht Sophia in 1882. She later was renamed Empress. In 1902 she was rebuilt and enlarged by the Greenpoint Construction Company at Greenpoint on Long Island, New York, and renamed Onandaga. She later was renamed Turbese and then Reposo II. The U.S. Navy acquired Reposo II on 7 April 1917 for World War I service as a patrol vessel. She was commissioned as USS Reposo II (SP-198) sometime around 21 May 1917 with Lieutenant W. S. Harris in command.