Sempre Avanti
| Name | Sempre Avanti |
| Type | Sailing vessel |
| GRT | 33 tons |
| Country |  Italian |
| Built | 1905 |
| Builder | Catello De Simone, Castellamare di Stabia |
| Operator | Aiello Antonino, Porto Empedocle |
| History |
U-boat attacks on Sailing vessel Sempre Avanti
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 10 Oct 1918 | Sunk | Mediterranean | |||||
| not in Spindler | ||||||||
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