Rosa M.
| Name | Rosa M. |
| Type | Sailing vessel |
| GRT | 65 tons |
| Country |  Italian |
| Built | 1879 |
| Builder | ???, Sestri Ponente |
| Operator | Revello Nicolo fu B. e C., Genoa |
| History | Wooden schooner |
U-boat attacks on Sailing vessel Rosa M.
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 7 Jun 1917 | U 65 (Hermann von Fischel) | Sunk | Stopped and scuttled off the Straits of Messina | 37° 50'N, 15° 53'E |
Position of attack on Rosa M.
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