Antonietta R.
| Name | Antonietta R. |
| Type | Sailing vessel |
| GRT | 84 tons |
| Country |  Italian |
| Built | 1908 |
| Builder | A. Donnarumma, Castellamare di Stabia |
| Operator | Gius. Ruta e C., Syracuse |
| History | Schooner. |
U-boat attacks on Sailing vessel Antonietta R.
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 28 Mar 1917 | U 34 (Johannes Klasing) | Sunk | off Pt. Palinuro, Calabrian coast |
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