Hawthornbank
| Name | Hawthornbank |
| Type | Sailing vessel |
| GRT | 1,369 tons |
| Country |  Danish |
| Built | 1889 |
| Builder | Russell & Co., Greenock |
| Operator | Dampskselsk. Kalundborg A/S (V. Henckel), Kallundborg |
| History | Steel bark. |
U-boat attacks on Sailing vessel Hawthornbank
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 25 Apr 1917 | U 58 (Kurt Wippern) | Sunk | Sunk by gunnery 35 miles NxE of North Rona | Buenos Aires - Svendborg | maize | 9 |
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