Princess Olga
| Name | Princess Olga |
| Type | Navy Trawler |
| GRT | 245 tons |
| Country |  British |
| Built | 1916 |
| Builder | Cochrane & Sons Ltd., Selby |
| Operator | Royal Navy |
| History | Peace-time operator: Dodds Steam Fishing Co. Ltd., North Shields |
U-boat attacks on Navy Trawler Princess Olga
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 14 Jun 1918 | UC 77 (Johannes Ries) | Sunk | Mined off Havre | 0 |
If you can help us with any additional information on this vessel then please contact us.