Ships hit by U-56
See the profile page for U-56
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | ||
| 2 Dec, 1939 | U-56 | Wilhelm Zahn | Eskdene (d.) | 3.829 |  | br | HN-3 | |
| 3 Dec, 1939 | U-56 | Wilhelm Zahn | Rudolf | 2.119 |  | sw | ||
| 23 Jan, 1940 | U-56 | Wilhelm Zahn | Onto [Mine] | 1.333 |  | fi | ||
| 5 Aug, 1940 | U-56 | Otto Harms |  | Boma | 5.408 | | br | OB-193 |
| 10 Aug, 1940 | U-56 | Otto Harms | | HMS Transylvania (F 56) | 16.923 | | br | |
| 29.612 | ||||||||
| 4 ships sunk (25.783 tons) and 1 ship damaged (3.829 tons).
[Mine] indicates the vessel was hit by a mine laid by said U-boat.
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