| Unit Name: | 1791 Naval Air Squadron |
| Dates: | 15 March 1945 – 23 September 1945 |
| Type: | Two-seat fighter squadron |
| Role: | Night fighter |
| Size: | Squadron |
| Command Structure: | Fleet Air Arm |
| Notable Commanders: | Lieutenant commander(A) H.J. Hunter, RCNVR |
| Identification Symbol: | A Red Indian's head. (Wartime unofficial) |
| Identification Symbol Label: | Squadron Badge Description |
| Identification Symbol 2: | single letters |
| Identification Symbol 2 Label: | Identification Markings |
| Aircraft Fighter: | Fairey Firefly |
1791 Naval Air Squadron (1791 NAS) was a Naval Air Squadron of the Royal Navy's Fleet Air Arm (FAA). It was formed on 15 March 1945 at HMS Daedalus, RNAS Lee-on-Solent as a Night Fighter squadron. It was equipped with Fairey Firefly NF.Mk I. The squadron joined HMS Puncher in June for deck landing practice but saw no action. Following V-J Day the squadron was disbanded on 23 September 1945 at HMS Ringtail, RNAS Burscough.[1]
1792 Naval Air Squadron formed at RNAS Lee-on-Solent (HMS Daedalus), on 15 March 1945, as a night fighter squadron. It was equipped with Fairey Firefly NF.Mk I, a night fighter variant of the carrier-borne fighter, anti-submarine and reconnaissance aircraft, which was fitted with radar in a centre-line container.
It moved to RNAS Inskip (HMS Nightjar), Lancashire, on 19 April and from 11 June the squadron embarked in the, for deck landing training, for a couple of days. The squadron disembarked to RNAS Drem (HMS Nighthawk), East Lothian, Scotland, where the Naval Night Fighter School and Night Fighter Direction Centre were based. It remained in Scotland for two months before returning to Lancashire, this time going to RNAS Burscough (HMS Ringtail) on 18 August.[2]
With the surrender of Japan there was no longer a requirement for the squadron to join the British Pacific Fleet and 1791 Naval Air Squadron disbanded at RNAS Burscough on 23 September.
1791 Naval Air Squadron flew only one aircraft type, two variants:
1791 Naval Air Squadron operated from a number of naval air stations of the Royal Navy in the United Kingdom:
List of commanding officers of 1791 Naval Air Squadron with date of appointment: