M. Roosval
| Name | M. Roosval |
| Type | Sailing vessel |
| GRT | 309 tons |
| Country |  Swedish |
| Built | 1874 |
| Builder | P. Petterson, Oscarhamn |
| Operator | Hugo Wijkström |
| History | Wooden bark. |
U-boat attacks on Sailing vessel M. Roosval
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 26 May 1915 | U 16 (Leo Hillebrand) | Sunk | E of the Shetlands | 56° 53'N, 2° 30'E | Oskarshamn - Sunderland | boards | 2 |
| Master: Nils Sjöberg | ||||||||
Position of attack on M. Roosval
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