ALLAN, William, P/O (135867, RAFVR) - No.10 Squadron - Distinguished Flying Cross - awarded as per London Gazette dated 14 May 1943. Born 1916 at Fordhall, Fifeshire. Lived at Selby. Educated at Rutherglen Academy and New Carnoch Academy. Enlisted March 1941 as No.1343758 and rose to Sergeant before being commissioned on 16 November 1942. Promoted Flying Officer on 16 May 1943. Public Record Office Air 2/8949 has citation drafted when he had flown 29 sorties (188 hours).

Since August 1942, Pilot Officer Allan has successfully completed 29 operational sorties. On his first operation he displayed qualities o courage and initiative of a high order. On the 1st October 1942, he made a low level attack on Flensburg in the face of terrific ground opposition and returned to base with 28 holes in his aircraft. This officer is a pilot of high skill and outstanding fighting calibre whose resolute courage and steadfast determination call for the highest praise.

ALLAN, William, S/L, DFC (135867, Royal Air Force) - No.10 Squadron - Distinguished Service Order - awarded as per London Gazette dated 21 September 1945. No citation in that publication; following text from Flight, 11 October 1945.

Squadron Leader Allan has completed two tours of operational duty, during which he has attacked such heavily defended targets as Essen, Dusseldorf, Magdeburg and Osnabruck. On one occasion, in October 1944, this officer was detailed for an attack against Cologne. Shortly after crossing the English coast, one of the engines of his aircraft became unserviceable; nevertheless, Squadron Leader Allan pressed on and bombed the target from a low level. Severe anti-aircraft fire was encountered at that height, causing damage to his aircraft, but with great skill, this officer flew the bomber safely back to base. A flight commander of outstanding ability and a skilful and courageous pilot and captain of aircraft, Squadron Leader Allan has materially contributed to the high standard of efficiency attained by his squadron.