Ships hit by U-859
See the profile page for U-859
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | ||
| 26 Apr, 1944 | U-859 | Johann Jebsen | Colin | 6.255 |  | pa | SC-157 | |
| 28 Aug, 1944 | U-859 | Johann Jebsen |  | John Barry | 7.176 |  | am | |
| 1 Sep, 1944 | U-859 | Johann Jebsen | | Troilus | 7.422 |  | br | |
| 20.853 | ||||||||
| 3 ships sunk (20.853 tons).
| ||||||||