Johan
| Name | Johan |
| Type | Motor fishing vessel |
| GRT | 49 tons |
| Country |  British |
| Built | |
| Builder | |
| Operator | John Alan Meldrum |
| History | Fishing registration: ML 140. Owner as of 1914. |
U-boat attacks on Motor fishing vessel Johan
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 28 Jul 1916 | UB 23 (Ernst Voigt) | Sunk | Stopped and sunk 15 miles NExE of the Tyne | 0 |
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