| No. 141 Squadron RAF | |
|---|---|
| Active | 1 January 1918 - 1 February 1920 4 October 1939 - 7 September 1945 17 June 1946 - 1 February 1958 1 April 1959 - 31 March 1964. |
| Country |  United Kingdom |
| Branch |  Royal Air Force |
| Motto(s) | Latin: Caedimus Noctu ("We slay by night")[1] |
| Insignia | |
| Squadron codes | UD Allocated Apr - Sep 1939 TW Apr 1940 - Sep 1945, Jun 1946 - Apr 1951 |
| Post-1950 squadron roundel |  |
No. 141 Squadron was a squadron of the British Royal Air Force. It was first formed as part of the Royal Flying Corps in January 1918 as a fighter squadron, serving on home defence duties for the rest of the First World War., before being disbanded in 1920. The Second World War resulted in the squadron being reformed in 1939, serving as a night fighter and night intruder squadron until being disbanded in September 1945. it was reformed again in 1946, flying night fighters until 1958, while from 1959 until 1964 operated surface-to-air missiles.