John William Charlton Moffat (17 June 1919 – 11 December 2016) was a Scottish Royal Navy Fleet Air Arm pilot, widely credited as the pilot whose torpedo crippled the German battleship Bismarck and author of the biographical I sank the Bismarck. Moffat took part in the courageous strike on the German battleship Bismarck during its Atlantic sortie, codenamed Operation Rheinübung, on 26 May 1941 whilst flying a Fairey Swordfish biplane.