USS Devastator (MCM-6) is an Avenger-class mine countermeasures ship of the United States Navy. Construction of Devastator began on 9 February 1987 when her keel was laid at Peterson Shipbuilders in Sturgeon Bay, Wisconsin. Construction was finished and the vessel was launched on 11 June 1988. Devastator received her commission in the US Navy on 6 October 1990.