The submarine FR Doris of the French Navy. She was lost on 9 May 1940.
Technical information
| Type | Submarine |
| Displacement | 552 / 785 BRT |
| Length | 64 metres |
| Complement | 41 men |
| Armament | 1 3" gun. 2 13 mm AA. (1x2) 7 21.7" torpedo tubes. |
| Max speed | 14 / 7.5 knots (surfaced/submerged) |
| Engines | Diesel / electric, 2 shafts |
| Power | 1200 BHP / 1000 SHP (surfaced/submerged) |
| Notes on class |
All ships of the Circé class
| ||
| Calypso | ||
| Circé | ||
| Thétis | ||
 | Doris | Lost on 9 May 1940 |
| ||
French Navy (more on See all Submarine classes.