Baynesk
| Name | Baynesk |
| Type | Steamer |
| GRT | 3,286 tons |
| Country |  British |
| Built | 1906 |
| Builder | W. Doxford & Sons, Ltd., Sunderland |
| Operator | The Bay SS. Co., Ltd., London |
| History | Turret hull steamer. |
U-boat attacks on Steamer Baynesk
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 9 Jan 1917 | U 39 (Walter Forstmann) | Sunk | 130 miles NxW of Alexandria | 33.45N, 29.24E | Port Louis, Mauritius - Marseille | sugar | 7 |
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