Concettina
| Name | Concettina |
| Type | Steamer |
| GRT | 1,271 tons |
| Country |  Italian |
| Built | 1888 |
| Builder | J. Readhead & Co., So. Shields |
| Operator | A. Zapala, Catania |
| History |
U-boat attacks on Steamer Concettina
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 8 Jun 1918 | UC 53 (Adolf Ehrensberger) | Sunk | E of Sicily | Volo - Genoa | 0 |
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