The Iowa (SSN 797) is the 24th Virginia-class attack submarine and the fourth United States Navy ship to be named for the state of Iowa.

August 20, 2019 The keel for the future USS Iowa was laid down during a ceremony at General Dynamics Electric Boat’s Quonset Point facility in North Kingstown, R.I.

February 25, 2022 Cmdr. Matthew Powell relieved Capt. Quintin L. James as the 2nd CO of Iowa during a change-of-command ceremony on Naval Submarine Base New London.

June 17, 2023 The Pre-Commissioning Unit (PCU) Iowa was christened during a 10 a.m. EDT ceremony at Electric Boat shipyard in Groton, Connecticut. Mrs. Christie Vilsack, the wife of Mr. Thomas J. Vilsack, the Secretary of Agriculture, served as sponsor of the ship.

August 14, PCU Iowa was launched and moored pierside at Electric Boat shipyard.