Gloriosa
| Name | Gloriosa |
| Type | Fishing vessel (smack) |
| GRT | 23 tons |
| Country |  British |
| Built | 1914 |
| Builder | Sanders & Co, Galmpton |
| Operator | Alfred H. Lanfear, Ramsgate |
| History |
U-boat attacks on Fishing vessel (smack) Gloriosa
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 11 Aug 1917 | UC 51 (Hans Galster) | Sunk | Stopped and scuttled 12 miles NxE of Caldy Island | 0 |
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