Lidia
| Name | Lidia |
| Type | Sailing vessel |
| GRT | 302 tons |
| Country |  Portuguese |
| Built | 1916 |
| Builder | Jose Dias Dos Santos Borda Junior, Fao |
| Operator | Joaquim Jose Gouveia, Oporto |
| History | Wooden lugger. |
U-boat attacks on Sailing vessel Lidia
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 26 Dec 1917 | U 157 (Max Valentiner) | Sunk | Stopped and scuttled S of Fayal | 37.47N, 28.43W | New Orleans - Oporto |
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