The second USS Raritan (WYT-93) was a United States Coast Guard harbor tug that served in the United States Navy from 1941 to 1946. Raritan was built for the Coast Guard by Defoe Boat Works, Bay City, Michigan, and was launched on 23 March 1939. After commissioning, the ship was assigned harbor duties at Boston, Massachusetts. Executive Order 8929 of 1 November 1941 transferred the entire Coast Guard from the United States Department of the Treasury to the United States Navy. Raritan continued duty in the Boston Harbor area through the end of World War II in 1945.