Dina
| Name | Dina |
| Type | Sailing vessel |
| GRT | 164 tons |
| Country |  Dutch |
| Built | 1898 |
| Builder | Niersten & te Velda, Martenshoek |
| Operator | M. C. Mulder, Groningen |
| History | Steel and iron-hulled schooner. |
U-boat attacks on Sailing vessel Dina
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 15 Jul 1916 | UB 18 (Otto Steinbrinck) | Sunk | near Sunderland (40 miles off English Coast) | Christinia - Hartlepool | pit props |
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