Peter St George Bruce Turnbull DFC (9 February 1917 – 27 August 1942) was an Australian fighter ace of World War II, credited with twelve aerial victories. Born in Armidale, New South Wales, he was an electrician before he joined the Royal Australian Air Force (RAAF) in January 1939. After pilot training he was posted to No. 3 Squadron, which departed for action in the Middle East in July 1940. Flying Gloster Gladiator, Hawker Hurricane and P-40 Tomahawk fighters during the North African and Syria-Lebanon campaigns, Turnbull was credited with nine victories and awarded the Distinguished Flying Cross. Posted to the South West Pacific in March 1942, he joined No. 75 Squadron at Port Moresby, New Guinea, operating P-40 Kittyhawks. During the ensuing Battle of Port Moresby, he claimed three Ja