| 1917 | K 1 | Damaged off Danish Coast after collision with HMS K4. Sunk to avoid capture |
| 1917 | L 1 | Completed |
| 1937 | Taku (N 38) | Laid Down |
| 1939 | Seahorse (S 98) | During the morning HMS Seahorse operating off Terschelling, sighted two Roeder-class destroyers but could not get in an attacking position. |
| 1941 | Sealion (N 72) | HMS Sealion sinks the Norwegian tanker Vesco off the Laksefjord, Norway. |
| 1941 | Safari (P 211) | Launched |
| 1942 | Trusty (N 45) | HMS Trusty torpedoes and damages the Japanese troop transport Columbia Maru near Penang, Malaya. |
| 1942 | Porpoise (N 14) | HMS Porpoise torpedoes and sinks the Italian tanker Giulio Giordani about 45 nautical miles north-east of Misurata, Libya. |
| 1942 | U-331 | Already damaged and unable to dive, U-331 was sunk west of Algiers by torpedo from an Albacore from HMS Formidable. There were seventeen survivors, of which five were wounded. |
| 1942 | Varne (P 81) | Laid Down |
| 1942 | Vulpine (P 79) | Laid Down |
| 1943 | Sickle (P 224) | HMS Sickle sinks a sailing vessel with gunfire off Leros island, Greece. |
| 1944 | Tally-Ho (P 317) | HMS Tally-Ho sinks three Japanese sailing vessels with gunfire in the Strait of Malacca. |
| 1947 | Anchorite (P 422) | Completed |