Suffren
| Name | Suffren |
| Type | Battleship |
| GRT | 12,750 tons (one of the largest ships hit) |
| Country |  French |
| Built | 1899 |
| Builder | Arsenal de Brest |
| Operator | French navy |
| History |
U-boat attacks on Battleship Suffren
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 25 Nov 1916 | U 52 (Hans Walther) | Sunk | 90 miles W of Portugal | 39.10N, 10.48W | 648 | ||
| No survivors; 648 lost. | ||||||||
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