101 Squadron or 101st Squadron may refer to:
- No. 101 Squadron IAF, a unit of the Indian Air Force
- No. 101 Squadron RAF, a unit of the United Kingdom Royal Air Force
- 101 Squadron SAAF, a unit of the South African Air Force
- 101 Squadron (Israel), a unit of the Israeli Air Force
- 101 Squadron (Portugal), a unit of the Portuguese Air Force
- 101st Squadron (JASDF), a unit of the Japan Air Self-Defense Force
- 101st Aero Squadron, a unit of the Air Service, United States Army
- 101st Bombardment (Photographic) Squadron, a unit of the United States Army Air Forces
- 101st Observation Squadron, later 101st (Tactical) Reconnaissance Squadron, a unit of the United States Army Air Forces
- 101st Fighter Squadron, a unit of the United States Air Force
- 101st Intelligence Squadron, a unit of the United States Air Force
- 101st Rescue Squadron, a unit of the United States Air Force
- VF-101 (Fighter Squadron 101), a unit of the United States Navy
- VMFAT-101 (Marine Fighter Attack Training Squadron 101), a unit of the United States Marine Corps
See also