Hirondelle
| Name | Hirondelle |
| Type | Steamer |
| GRT | 1,648 tons |
| Country |  British |
| Built | 1890 |
| Builder | Gourlay Bros. & Co., Dundee |
| Operator | General Steam Navigation Co., London |
| History |
U-boat attacks on Steamer Hirondelle
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 25 Apr 1917 | UC 36 (Gustav Buch) | Sunk | Torpedoed 13 miles SxE of Belle Ile | London - Bordeaux | general cargo | 0 |
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