USS Nassau (LHA-4) was a Tarawa-class amphibious assault ship. She was capable of transporting more than 3,000 US United States Navy and United States Marine Corps personnel. Ingalls Shipbuilding in Pascagoula, Mississippi, laid the ship's keel on 13 August 1973; she was commissioned on 28 July 1979. She was decommissioned on 31 March 2011.