Hesperian
| Name | Hesperian |
| Type | Passenger steamer |
| GRT | 10,920 tons (one of the largest ships hit) |
| Country |  British |
| Built | 1908 |
| Builder | A. Stephen & Sons, Ltd., Glasgow |
| Operator | Allan Line SS. Co., Ltd. (Allan Bros. & Co. U.K., Ltd.), Glasgow |
| History |
U-boat attacks on Passenger steamer Hesperian
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 4 Sep 1915 | U 20 (Walther Schwieger) | Sunk | Torpedoed 85 miles SWxS of Fastnet | Liverpool - Montreal | general cargo & passengers | 32 | |
| Sank on September 6th while under tow. | ||||||||
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