| Unit Name: | 743 Naval Air Squadron |
| Dates: | 1 March 1943 – 30 March 1945 |
| Type: | Fleet Air Arm Second Line Squadron |
| Role: | Telegraphist Air Gunner Training Squadron |
| Size: | Squadron |
| Command Structure: | Fleet Air Arm |
| Garrison: | R.N. Air Section Yarmouth |
| Identification Symbol: | Single letters and letter/number combinations |
| Identification Symbol Label: | Identification Markings |
| Aircraft Attack: | Fairey Swordfish |
| Aircraft Patrol: | Supermarine Walrus |
| Aircraft Trainer: | Avro Anson |
743 Naval Air Squadron (743 NAS) was a naval air squadron of the Royal Navy's Fleet Air Arm. It was active from March 1943 to March 1945 as a Telegraphist Air Gunner Training Squadron, part of No. 2 Telegraphist Air Gunner School based at R.N. Air Section Yarmouth, Canada.[1]
743 Naval Air Squadron formed at R.N. Air Section Yarmouth, Nova Scotia, Canada, as a Telegraphist Air Gunner Training Squadron, on the 1 March 1943. It was part of No.2 Telegraphist Air Gunner School, within the Royal Navy No.1 Naval Air Gunnery School (NAGS), which was under the British Commonwealth Air Training Plan.[2] The squadron was equipped with Fairey Swordfish II, a biplane torpedo bomber, Supermarine Walrus II, an amphibious maritime patrol aircraft and Avro Anson, a multi-role training aircraft.
All training ceased on 19 March 1945 at R.N. Air Section Yarmouth and 743 Naval Air Squadron wound down. All of the squadrons aircraft were moved and delivered to R.N. Air Section Dartmouth (HMS Seaborn), Nova Scotia, Canada and this was completed on the 30 March 1945, with 743 Naval Air Squadron disbanding at R.N. Air Section Yarmouth, on the same date.[3]
The squadron has flown a number of aircraft types:[1]
743 Naval Air Squadron operated from a single naval air station of the Royal Navy, in Canada: [3]
List of Commanding Officers of 743 Naval Air Squadron with date, month and year of appointment: