Alkelda
| Name | Alkelda |
| Type | Yacht |
| GRT | 98 tons |
| Country |  Italian |
| Built | |
| Builder | |
| Operator | |
| History |
U-boat attacks on Yacht Alkelda
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 30 Jun 1917 | U 63 (Otto Schultze) | Sunk | Ligurian Sea |
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