| 1920 | P 554 | Launched |
| 1938 | Orzel (85 A) (Polish) | Launched |
| 1941 | Regent (N 41) | HMS Regent torpedoes and sinks the Italian merchant Citt di Messina about 45 nautical miles east of Tripoli, Libya. |
| 1943 | Splendid (P 228) | HMS Splendid torpedoes and sinks the Italian merchant Emma about 15 nautical miles south-west of Isola di Capri, Italy. |
| 1944 | Tally-Ho (P 317) | HMS Tally Ho, on her third patrol and cruising the waters around the Andaman Islands, fires six torpedoes at what is believed to be a motor vessel. One torpedo hits & sinks Ryuko Maru south of Port Blair |
| 1944 | Unruly (P 49) | HMS Unruly sinks the Greek sailing vessel Aghios Giorgios with gunfire north of Syros Island, Greece. |
| 1944 | Unsparing (P 55) | HMS Unsparing sinks two Greek sailing vessels with gunfire off Lemnos Island, Greece |
| 1955 | Rorqual (S 02) | Laid Down |