| 1915 | E 22 (I 79) | Launched |
| 1924 | L 54 | Completed |
| 1941 | Graph (P 715) | The German submarine U-570 was captured by Britain in the North Atlantic south of Iceland after being damaged by a British aircraft. She was towed to Thorlaks-hafn, Iceland and salvaged. |
| 1941 | Urge (N 17) | HMS Urge torpedoes and damages the Italian passenger ship Aquitania 7 nautical miles bearing 13 from Punta Mignone. |
| 1941 | Urge (N 17) | Urge attacked a Merchant Vessel and the 4,791 ton Italian Tanker AQUITANIA in position 38`11'N 12`07'E. The tanker was hit and sank. |
| 1941 | Traveller (N 48) | Launched |
| 1942 | Umbra (P 35) | HMS Umbra torpedoes and sinks the Italian transport ship Manfredo Campiero about 35 nautical miles west of Cape Spada, Crete. |
| 1942 | Sickle (P 224) | Launched |
| 1943 | Unruffled (P 46) | HMS Unruffled torpedoes and sinks the Italian merchant Città di Spezia 40 nautical miles off Brindisi, Italy. |
| 1943 | Unseen (P 51) | HMS Unseen sank the Italian merchant ship Rastello. |
| 1944 | Sturdy (P 248) | HMS Sturdy sinks a Japanese fishing vessel with gunfire. |
| 2010 | Astute (S 119) | Completed |