HMT Gambri
| Name | HMT Gambri |
| Type | Navy Trawler |
| GRT | 274 tons |
| Country |  British |
| Built | 1916 |
| Builder | Cook, Welton & Gemmell, Ltd., Beverley |
| Operator | Royal Navy |
| History | Peace-time operator: A. Grant, Grimsby |
U-boat attacks on Navy Trawler Gambri
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 18 Jan 1918 | UC 71 (Ernst Steindorff) | Sunk | Mined 3/4 miles off the Royal Sovereign LV (SE of the Isle of Wight) | 21 |
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