Air Chief Marshal Sir John Nelson Boothman, KCB, KBE, DFC, AFC (19 February 1901 – 29 December 1957) was a senior Royal Air Force officer during World War II who went on to high command in the post-war years.

[2] He transferred to the Directorate of Operations three months later and then joined the staff at Headquarters Bomber Command in July 1940.

[2] He was made Officer Commanding RAF Waddington in March 1941 and went to Washington, D.C., as an advisor to the US Air Force in October 1941.

[2] He was made Commandant of the Aeroplane and Armament Experimental Establishment in July 1944 and concluded the War as Assistant Chief of the Air Staff (Technical Requirements) which post he took up in July 1945.

[2] His last appointment was as Air Officer Commanding-in-Chief Coastal Command, a position he held until April 1956, just prior to his retirement.