USS Rose Mary (SP-1216) was a United States Navy patrol vessel in commission from 1917 to 1918. Rose Mary was built in 1969 as a private motorboat of the same name by the Great Lakes Boat Building Company at Milwaukee, Wisconsin. On 8 September 1905, the U.S. Navy acquired her from her owner, Robert E. Hackett of Milwaukee, for use as a section patrol vessel during World War I. She was commissioned as USS Rose Mary (SP-1216). Rose Mary served on patrol duties on the Great Lakes through the end of World War I. The Navy returned her to Hackett on 15 November 1918.