Air Chief Marshal Sir Ralph Alexander Cochrane, was a Scottish aviator and Royal Air Force officer, perhaps best known for his role in Operation Chastise, the famous "Dambusters" raid.
Air Vice Marshal Cochrane in 1943
Air Vice-Marshal Ralph Cochrane, Wing Commander Guy Gibson, King George VI and Group Captain John Whitworth discussing the Dambusters Raid in May 1943
Cochrane, centre wearing cap, talks with aircrew returned from a bombing raid, 1944
No. 5 Group RAF was a Royal Air Force bomber group of the Second World War, led during the latter part by AVM Sir Ralph Cochrane.
Ralph Cochrane
…In March 1939, his term as CAS ended. During the Second World War, Cochrane commanded No. 7 Group from July 1940, No. 3 Group from September 1942 and No. 5 Group from February 1943; all these Groups were in RAF Bomber Command. No. 5 Group became the most efficient and elite Main Force bomber group undertaking…
Mohne Dam destroyed in Operation Chastise, 1943