Guillaume Tell
| Name | Guillaume Tell |
| Type | Sailing vessel |
| GRT | 148 tons |
| Country |  French |
| Built | 1874 |
| Builder | Ollivaude, Means |
| Operator | M. Parc fils, Landernau |
| History | Wooden brigantine |
U-boat attacks on Sailing vessel Guillaume Tell
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 8 Feb 1917 | UC 65 (Otto Steinbrinck) | Sunk | Stopped and scuttled 10 miles W of Trevose Head |
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