Tungue
| Name | Tungue |
| Type | Passenger steamer |
| GRT | 8,021 tons |
| Country |  Portuguese |
| Built | 1902 |
| Builder | Norddeutscher Lloyd, Bremen |
| Operator | Portuguese government, Lisbon |
| History |
U-boat attacks on Passenger steamer Tungue
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 27 Nov 1917 | UB 51 (Ernst Krafft) | Sunk | 120 miles N of Port Said | Karachi - Milos |
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