1 Squadron
# 1 Squadron

1 Squadron, 1st Squadron or No. 1 Squadron may refer to:

## Australia

* No. 1 Squadron RAAF
* No. 1 Airfield Operations Support Squadron RAAF
* No. 1 Security Forces Squadron RAAF

## United Kingdom

* No. 1 Squadron RFC, Royal Flying Corps
* No. 1 Squadron RAF, Royal Air Force
* No. 1 Squadron RAF Regiment
* No. 1 Squadron RNAS, Royal Naval Air Service
* 1st Frigate Squadron (United Kingdom)

## United States

* 1st Air and Space Test Squadron
* 1st Airborne Command Control Squadron
* 1st Airlift Squadron
* 1st Combat Communications Squadron
* 1st Expeditionary Space Control Squadron
* 1st Fighter Squadron
* 1st Helicopter Squadron
* 1st Reconnaissance Squadron
* 1st Space Control Squadron
* 1st Space Launch Squadron
* 1st Space Operations Squadron
* 1st Special Operations Squadron
* VBF-1, Bombing Fighting Squadron One, U.S. Navy
* Fighter Plane Squadron 1, VF-1, U.S. Navy
* Fighter Squadron 1 (United States Navy), VF-1
* Marine Air Control Squadron 1, U.S. Marine Corps
* Destroyer Squadron 1, U.S. Navy
* Submarine Squadron 1, U.S. Navy
* Coast Guard Squadron One

## Other countries

* No. 1 Squadron RNZAF, New Zealand
* No. 1 Squadron IAF, India
* 1 Squadron SAAF, South Africa
* 1st Squadron (Belgium)
* No. 1 Squadron RBAF, Brunei Darussalam
