Killed in action. Struck a mine north of Barletta, Puglia, Italy, after a raid on an Italian Convoy. All hands were killed. The sinking was discovered after the submarine didn't return to base in Beirut, Lebanon, by May 1, 1943
Son of William Johnstone Gibson and Olive Artherson (nee Rawstorne) Gibson. Born Umtata. Educated at Umtata High School; Cadet Draft 1936-7. In 1938 joined the RN.