Alcides
| Name | Alcides |
| Type | Sailing vessel |
| GRT | 2,704 tons |
| Country |  Norwegian |
| Built | 1892 |
| Builder | Grangemouth DY Co., Alloa |
| Operator | Skibs-A/S Noreg (Lauritz Sundt & J. M. Holst), Kristiania |
| History | Four-masted, steel-hulled bark. |
U-boat attacks on Sailing vessel Alcides
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 31 Jul 1917 | U 54 (Kurt Heeseler) | Sunk | NW of Ireland | 55.05N, 17.05W | Liverpool – Savannah, GA | in ballast | 23 |
| Missing per Lloyd’s War Losses; vessel was sunk with no survivors. | ||||||||
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