HMS United
| HMS United underway in Plymouth Sound | |
| History | |
|---|---|
| United Kingdom | |
| Name | HMS United | 
| Builder | Vickers Armstrong, Barrow-in-Furness | 
| Laid down | 25 February 1941 | 
| Launched | 18 December 1941 | 
| Commissioned | 2 April 1942 | 
| Fate | Scrapped February 1946 | 
| Badge | |
| General characteristics | |
| Class & type | U-class submarine | 
| Displacement | 
 | 
| Length | 58.22 m (191 ft) | 
| Beam | 4.90 m (16 ft 1 in) | 
| Draught | 4.62 m (15 ft 2 in) | 
| Propulsion | 
 | 
| Speed | 
 | 
| Complement | 27-31 | 
| Armament | 
 | 
HMS United (P44) was a Royal Navy U-class submarine built by Vickers-Armstrong at Barrow-in-Furness. So far she has been the only ship of the Royal Navy to bear the name United.