| Navy | The Royal Navy |
| Type | ASW Trawler |
| Class | |
| Pennant | FY 240 |
| Built by | Cook, Welton & Gemmill (Beverley, U.K.) |
| Ordered | |
| Laid down | |
| Launched | 23 Sep, 1937 |
| Commissioned | Sep, 1939 |
| End service | |
| Loss position | |
| History | Completed on 16 November 1937. Taken over by the Admiralty in September 1939. Displacement: 564 tons. Armament: 1 4" gun. Returned to her owner in December 1945. |
| Noteable events involving St. Elstan include: 5 Mar, 1943 12 Mar, 1943 |
