Bror Oskar
| Name | Bror Oskar |
| Type | Steamer |
| GRT | 368 tons |
| Country |  Swedish |
| Built | 1857 |
| Builder | Motola Co., Motola |
| Operator | Ångfartygs AB Uman, Gävle |
| History | Built as Transit No. 3 Later renamed Nore. |
U-boat attacks on Steamer Bror Oskar
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 2 Aug 1916 | UB 20 (Max Viebeg) | Sunk | Stopped and sunk about 15 miles off Raumo | Stockholm - Raumo | general cargo | 0 | |
| Master: G. Hedman | ||||||||
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