| Unit Name: | 84th Military Airlift Squadron |
| Dates: | 1943–1971 |
| Country: | United States |
| Branch: | United States Air Force |
| Type: | Airlift |
| Battles: | American Defense (World War II) |
| Decorations: | Air Force Outstanding Unit Award (3x) |
| Identification Symbol Label: | 84th Military Airlift Squadron Emblem |
The 84th Military Airlift Squadron is an inactive United States Air Force unit. Its last assignment was to the 60th Military Airlift Wing, Military Airlift Command, stationed at Travis Air Force Base, California.
It was inactivated on 1 July 1971.
Activated under the Alaskan Wing, Air Transport Command in March 1943 at Edmonton Airport, Alberta, Canada; it provided support for transient lend-lease aircraft bound for the Soviet Union during 1943, as well as Eleventh Air Force aircraft which were to be used during the Aleutian Campaign.
The squadron was re-activated at Great Falls AFB, Montana in 1952 under Military Air Transport Service. It operated C-54 Skymasters until MATS shut down operations at Great Falls. It moved to Travis AFB in 1953, where it was equipped with long range C-124 Globemaster II intercontinental transports. The unit flew worldwide strategic transport missions under the Western Transport Air Force. It was re-equipped with the C-133B Cargomaster very heavy strategic transport aircraft in 1958, and continued worldwide transport operations until July 1971 when the C-133s were retired.
Re-designated as the 84th Transport Squadron on 26 March 1943
Inactivated on 20 September 1943
Disbanded on 8 October 1948
Re-designated as the 84th Air Transport Squadron, Heavy on 16 May 1953
Re-designated as the 84th Military Airlift Squadron on 8 January 1966
Inactivated on 1 July 1971