HMS Astute (P447)
 HMS Astute (P447) was an Amphion-class submarine. Her keel was laid down by Vickers at Barrow-in-Furness. She was launched in 1944 and commissioned in 1945.In 1953 she took part in the Fleet Review to celebrate the Coronation of Queen Elizabeth II.Astute was scrapped on 1 October 1970 at Dunston on Tyne.