Olga
| Name | Olga |
| Type | Steamer |
| GRT | 327 tons |
| Country |  Russian |
| Built | 1880 |
| Builder | C. Mitchell & Co., Newcastle |
| Operator | Russian Naval requisition |
| History |
U-boat attacks on Steamer Olga
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 14 Apr 1918 | UC 23 (Hans Georg Lübbe) | prize | SE of Crimea | 44° 35'N, 34° 20'E | |||
| also known as minesweeper T.351 | ||||||||
Position of attack on Olga
If you can help us with any additional information on this vessel then please contact us.