Air Vice Marshal William Foster MacNeece Foster, CB, CBE, DSO, DFC (21 August 1889 – 28 March 1978) was a senior Royal Air Force officer who was a member of the Combined Chiefs of Staff from 1942 to 1943.
[5] Having trained as a pilot, on 31 October 1913, he was awarded Royal Aero Club (RAeC) Aviator Certificate number 671.
He was a captain when, on 9 September 1915, he was appointed a flight commander in the Royal Flying Corps.
[9] Foster was awarded the Distinguished Service Order (DSO) in the 1917 New Year Honours.
[1] He served in the Second World War in this role before becoming a member of the Combined Chiefs of Staff in 1942, Head of Inter-Service Liaison Committee in Washington D. C. in 1943 and Head of the RAF Training Mission in China in 1944.