USS Wampatuck (YT-337) later YTB-337 was United States Navy harbor tug in commission from 1942 to 1946. Wampatuck was built as the commercial wooden-hulled, single-screw, steam harbor tug SS Sea Ranger at Oakland, California, by . She was completed in May 1921. During her tour of duty at Pearl Harbor, she was reclassified as a large harbor tug and simultaneously redesignated YTB-337 on 15 May 1944.