Norma
| Name | Norma |
| Type | Sailing vessel |
| GRT | 850 tons |
| Country |  Norwegian |
| Built | 1884 |
| Builder | Germaniawerft, Kiel |
| Operator | A/S Norma (H. Knudsen), Lillesand |
| History | Iron-hulled bark. Built as Elisabeth. |
U-boat attacks on Sailing vessel Norma
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 1 Mar 1917 | U 58 (Kurt Wippern) | Sunk | Sunk by gunnery 4 miles ExN of the North Point of Shetland | Savannah - Århus | oilcake | 1 |
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