USS Gwin (DD-772/DM-33/MMD-33) was a Robert H. Smith-class destroyer minelayer in the United States Navy. She was named for William Gwin. Gwin was launched by the Bethlehem Steel Corporation, San Pedro, California, 9 April 1944; sponsored by Mrs. Jesse W. Tarbill, second cousin and sponsor of the previous USS Gwin (DD-433); and commissioned 30 September 1944 at Los Angeles, Commander F. S. Steinke in command.