Madeleine
| Name | Madeleine |
| Type | Sailing vessel |
| GRT | 158 tons |
| Country |  French |
| Built | 1903 |
| Builder | Baheux frères, Boulogne |
| Operator | G. Vidor file & Co., Boulogne |
| History | Wooden lugger. |
U-boat attacks on Sailing vessel Madeleine
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 2 Jul 1918 | UB 40 (Hans Joachim Emsmann) | Damaged | 4 miles NNE of Flamborough Head - shelled and left in sinking condition but brought into Bridlington | Newcastle - Dieppe | coal |
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