Marina G.
| Name | Marina G. |
| Type | Sailing vessel |
| GRT | 154 tons |
| Country |  Italian |
| Built | 1912 |
| Builder | A. Gori, Viareggio |
| Operator | S. Ghilarducci, Viareggio |
| History | Wooden brigantine |
U-boat attacks on Sailing vessel Marina G.
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 26 Oct 1916 | U 21 (Otto Hersing) | Sunk | Strait of Sicily | 37.15N, 11.35E |
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