Britannia
| Name | Britannia |
| Type | Fishing vessel (smack) |
| GRT | 43 tons |
| Country |  British |
| Built | 1913 |
| Builder | ?, Lowestoft |
| Operator | Joseph Lang, Lowestoft |
| History | Fishing registration: LT 180 |
U-boat attacks on Fishing vessel (smack) Britannia
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 9 Jun 1915 | UB 2 (Werner Fürbringer) | Sunk | Stopped and scuttled 50 miles E of Lowestoft | 0 | |||
| Location also given as 55 miles E of Lowestoft | ||||||||
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