| Navy | The Royal Navy |
| Type | Destroyer |
| Class | Admiralty V & W |
| Pennant | D 37 |
| Built by | J.S. White & Co. (Cowes, U.K.) |
| Ordered | |
| Laid down | 17 Jan, 1916 |
| Launched | 5 Oct, 1917 |
| Commissioned | 25 Jan, 1918 |
| Lost | 15 Mar, 1942 |
| Loss position | 53.13N, 01.07E (See a map) |
| History | On 15 March 1942 HMS Vortigern (Lt.Cdr. Ronald Stanley Howlett, RN) was torpedoed and sunk off Cromer in position 55º06'N, 01º22'E by the German motor torpedo boat (E-boat) S-104. HMS Vortigern was escorting coastal convoy FS-749 at the time of her loss.
The wreck lies in 17 meters of water in position 53º13'06"N, 01º06'54"E. Commanding Officers: Lt.Cdr. Ronald Stanley Howlett, RN |
| Noteable events involving Vortigern include: 31 Aug, 1940 |
