Son of William Inglis Deas and Ursula Grace Deas, of Piet Retief, Transvaal, South Africa.
DSO LG Sup 26 September 1944 pg. 4441 - "This officer, now on his third tour of operations, has completed a large number of sorties, many of them against dangerous and difficult targets. Throughout he has never failed to bring his missions to a successful conclusion. His leadership and determination have been an inspiration to all."; 1st DFC LG Sup 21 November 1941 pg. 6705; Bar to DFC LG Sup 20 April 1943 pg. 1798