| 1909 | C25 | Launched |
| 1917 | G13 | HMS G13 torpedoed and sank UC-43 off Muckle Flugga Lighthouse, Shetland Islands. |
| 1937 | Grampus (N56) | Completed |
| 1941 | Unique (N95) | HMS Unique torpedoes and sinks the Italian passenger/cargo ship Fenicia about 95 nautical miles north-west of Tripoli, Libya. |
| 1943 | Trooper (N91) | HMS Trooper torpedoes and sinks the Italian tanker Rosario 4 nautical miles off Punta Milazzo. |
| 1943 | Taurus (P339) | HMS Taurus torpedoes and sinks the Italian merchant Derna off Sete, southern France. |
| 1943 | Una (N87) | HMS Una torpedoes and damages the Italian merchant Cosala 7 nautical miles off Punta Stilo, Italy. |
| 1943 | Unbending (P37) | HMS Unbending torpedoes and damages the Italian merchant Carlo Margottini off Gravosa, Croatia. |
| 1945 | Supreme (P252) | HMS Supreme sinks a Japanese coaster with gunfire of the east coast of Sumatra, Netherlands East Indies. |
