Ondine
| Name | Ondine |
| Type | Sailing vessel |
| GRT | 84 tons |
| Country |  French |
| Built | 1895 |
| Builder | Gautier, St Malo |
| Operator | Tort and Deville, St. Malo |
| History | Schooner |
U-boat attacks on Sailing vessel Ondine
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 12 Jul 1917 | U 34 (Johannes Klasing) | Sunk | Scuttled 5 miles N of Denia, SE Valencia, Spain | 0 | |||
| Master Victor Raymond plus a crew of five. | ||||||||
If you can help us with any additional information on this vessel then please contact us.