Madura
| Name | Madura |
| Type | Bark |
| GRT | 1,096 tons |
| Country |  Norwegian |
| Built | 1869 |
| Builder | Barclay, Curle & Co., Glasgow |
| Operator | A/S Bruusgaard (Karl og Sigurd Bruusgaard), Drammen |
| History | Iron-hulled bark. |
U-boat attacks on Bark Madura
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 21 May 1917 | U 48 (Karl Edeling) | Sunk | Stopped and scuttled 50 miles SW of Queenstown | 50.55N, 08.30W | Gulfport MS – Cardiff | timber | 2 |
| 50.57N, 08.23W per KTB | ||||||||
If you can help us with any additional information on this vessel then please contact us.