| Navy | The Royal Navy |
| Type | Armed Merchant Cruiser |
| Class | |
| Pennant | F 61 |
| Built by | Harland & Wolff Ltd. (Belfast, Northern Island) |
| Ordered | |
| Laid down | |
| Launched | 12 Oct, 1938 |
| Commissioned | 4 Dec, 1939 |
| End service | Aug, 1942 |
| Loss position | |
| History | On 2 October 1939 the passenger ship Pretoria Castle of the Union-Castle Mail SS Co Ltd, London was requisitioned by the Admiralty and converted to an armed merchant cruiser. Conversion was completed on 4 December 1939.
Displacement: 17392 BRT Career: In August 1942 sold to the Admiralty and converted to an escort carrier. On 26 January 1946 resold to owner, reconverted to a passenger ship and renamed Warwick Castle. |
| Career notes | converted to the escort carrier HMS Pretoria Castle |
| Noteable events involving Pretoria Castle include: 17 Jun, 1941 |