| 1905 | B3 | Launched |
| 1912 | 1912 - 1929: Maidstone | Commissioned |
| 1917 | K15 | Launched |
| 1924 | L23 | Completed |
| 1931 | Wilk (Dutch) | Commissioned into the Polish Navy |
| 1939 | Tigris (N63) | Launched |
| 1939 | Truant (N68) | Completed |
| 1939 | Seahorse (S98) | HMS Seahorse ended her 3rd war patrol at Rosyth. |
| 1940 | Upholder (N99) | Completed |
| 1941 | Truant (N68) | HMS Truant torpedoes sinks the Italian tanker Meteor 2 nautical miles south-east of Punta Penna, Ortona, Italy. |
| 1941 | USS Reuben James | U-552 sinks USS Reuben James (DD-245) escorting Convoy HX 156, loss of 115 lives. First US ship lost to enemy action in WWII. |
| 1942 | Taku (N38) | HMS Taku fires four torpedoes against the Italian tanker Cerere about 10 nautical miles south of Cape Sounio, Greece. All torpedoes fired missed their target. |
| 1943 | Unsparing (P55) | HMS Unsparing damages a sailing vessel with gunfire south of Cape Koraxas, Amorgos Island, Greece. |
| 1943 | O24 (Dutch) | Attacked a Japanese merchant vessel of 4000-5000 tons off the northeast coast of Sumatra. Four torpedoes were fired but the target was able to evade the torpedoes. |
| 1944 | Stoic (P231) | HMS Stoic sinks a Japanese sailing vessel with gunfire off the north-east tip of Java, Netherlands East Indies. She also bombards warehouses and fuel tanks at Jangka Island. |
| 1949 | Artful (P456) | Commenced refit in Portsmouth Dockyard. On completion of the refit in early July 1950 HMS ARTFUL joined the 3rd Submarine Flotilla. |
