John High
| Name | John High |
| Type | Navy Trawler |
| GRT | 228 tons |
| Country |  British |
| Built | 1916 |
| Builder | A. Hall & Co., Ltd., Aberdeen |
| Operator | Royal Navy |
| History | Peace-time operator: R Hastie & Sons Ltd, North Shields |
U-boat attacks on Navy Trawler John High
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 7 Aug 1916 | U 75 (Curt Beitzen) | Sunk | Mined off Mt. Sozonova, Murman coast | 67.34N, 41.19E | 14 |
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