HMT Pitstruan
| Name | HMT Pitstruan |
| Type | Navy Trawler |
| GRT | 206 tons |
| Country |  British |
| Built | 1913 |
| Builder | A. Hall & Co Ltd., Aberdeen |
| Operator | Royal Navy |
| History | Peace-time operator: J. S. Doig (Don Fishing Co. Ltd.), Aberdeen |
U-boat attacks on Navy Trawler Pitstruan
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 13 Apr 1917 | UC 76 (Wilhelm Barten) | Sunk | Mined 3 miles SE from the Noss Head LH | 11 |
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