USS Iowa
USS Iowa may refer to several vessels: == U.S. military vessels == === Vessels named USS Iowa === USS Iowa (BB-4), a battleship that saw action during the Spanish–American War USS Iowa (BB-53), a battleship already under construction when she was canceled by the Washington Naval Treaty USS Iowa (BB-61), the lead ship of the Iowa-class battleship that saw action during World War II, the Korean War, and the Gulf War USS Iowa (SSN-797), a Virginia-class submarine commissioned on 5 April 2025. === Other vessels === Iowa (steamboat), 1838, a Mississippi River boat that transported troops during the American Civil War USS Ammonoosuc (1864), a monitor that was never commissioned and was renamed Iowa before being sold USS Iowan (ID-3002), 1914 cargo ship used by the U.S. Navy in World War I for cargo and troop transport.