Themistoclis
| Name | Themistoclis |
| Type | Steamer |
| GRT | 1,895 tons |
| Country |  Greek |
| Built | 1880 |
| Builder | T. & W. Smith, No. Shields |
| Operator | S. Spiridonou & Co. (E. Levantis), Piraeus |
| History |
U-boat attacks on Steamer Themistoclis
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 9 Apr 1917 | UC 71 (Hans Valentiner) | Sunk | 100 miles off Pointe St Mathieu, Brittany | Cardiff - Algiers | coal |
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