USS McCulloch, previously USRC McCulloch and USCGC McCulloch, was a ship that served as a United States Revenue Cutter Service cutter from 1897 to 1915, as a United States Coast Guard Cutter from 1915 to 1917, and as a United States Navy patrol vessel in 1917. She saw combat during the Spanish–American War during the Battle of Manila Bay and patrolled off the United States West Coast during World War I. In peacetime, she saw extensive service in the waters off the U.S. West Coast. She sank in 1917 after colliding with another steamer.