Jean Bart (mn)
| Name | Jean Bart (mn) |
| Type | Battleship |
| GRT | 22.189 tons (one of the largest ships hit) |
| Country |  French |
| Built | 1911 |
| Builder | Arsenal de Brest |
| Operator | French navy |
| History |
U-boat attacks on Battleship Jean Bart (mn)
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 21 Dec, 1914 | k.u.k. U12 (Egon Lerch) | Damaged | Southern Adriatic | 0 |
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