Frigga
| Name | Frigga |
| Type | Steamer |
| GRT | 1,046 tons |
| Country |  Norwegian |
| Built | 1900 |
| Builder | Laxevaags Maskin & Jernskibsbyg., Bergen |
| Operator | A/S Inger (Jacob Kjøde A/S), Bergen |
| History |
U-boat attacks on Steamer Frigga
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 25 Aug 1917 | UB 54 (Egon von Werner) | Sunk | Torpedoed while in convoy 20 miles ESE of Portland Bill | Port Talbot - St. Servan | coal | 0 | |
| or August 26. | ||||||||
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