Maria
| Name | Maria |
| Type | Sailing vessel |
| GRT | 25 tons |
| Country |  Greek |
| Built | |
| Builder | |
| Operator | |
| History |
U-boat attacks on Sailing vessel Maria
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 24 Jun 1918 | UC 52 (Hellmuth von Doemming) | Sunk | s of Syracuse |
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