Spes Mea
| Name | Spes Mea |
| Type | Sailing vessel |
| GRT | 75 tons |
| Country |  Dutch |
| Built | 1897 |
| Builder | |
| Operator | Reederij J. Dallinga, Groningen |
| History |
U-boat attacks on Sailing vessel Spes Mea
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 25 Jul 1917 | UB 18 (Ulrich Meier) | Sunk | Stopped and sunk in the Noord Hinder LV area | Dunkirk - Rotterdam | in ballast |
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