| William Ross MacBrien | |
| Birth Date: | 1913 |
| Death Date: | 1986 |
| Serviceyears: | 1935 to 1969 |
| Rank: | Air Marshal |
Air Marshal William Ross MacBrien, OBE, CD, RCAF (1913–1986), commonly known as Bill MacBrien or Iron Bill, was a senior Royal Canadian Air Force officer during World War II and a senior commander in the 1950s and 60s.
MacBrien was born in 1913[1] in the United Kingdom. He joined the Royal Canadian Air Force in 1935 and during World War II he commanded a Canadian fighter sector in continental Europe. In the early 1950s, he was a senior staff officer at the Headquarters of Canada's Air Defence Command in Saint-Hubert, Quebec before being appointed to further staff duties at No. 4 ATAF at Lansberg in Germany.[2]
In September 1958 MacBrien took over as Air Officer Commanding Air Defence Command.[3] Deputy commander in chief at the SHAPE HQ in Belgium in 1967. From August 1967 to January 1969 MacBrien was the Deputy Commander of North American Aerospace Defense Command (NORAD).[4]
MacBrien died in 1986.
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