| Navy | The Royal Navy |
| Type | Submarine |
| Class | S |
| Pennant | N 22 |
| Built by | Chatham Dockyard (Chatham, U.K.) |
| Ordered | |
| Laid down | 14 Jul, 1936 |
| Launched | 22 Sep, 1937 |
| Commissioned | 6 Apr, 1938 |
| Lost | 18 Apr, 1940 |
| Loss position | 58.55N, 10.10E (See a map) |
| History | HMS Sterlet (Lt.Cdr. Gerard Henry Stacpoole Haward, RN) was possibly sunk on 18 April 1940 in the Skaggerak south of Larvik, Norway in postion 58º55'N, 10º10'E by the German anti submarine trawlers UJ-125, UJ-126 and UJ-128. She might also have been mined while returing to base.
Commanding officer |
| Noteable events involving Sterlet include: 15 Apr, 1940 |