| 2. Round | 13/08/2017 | Lierse SK (old) | - | KFCO Beerschot Wilrijk | 2:2 |  |
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| 3. Round | 18/08/2017 | Lierse SK (old) | - | KSV Roeselare | 2:2 | ||||
| 6. Round | 16/09/2017 | AFC Tubize | - | Lierse SK (old) | 2:0 | ||||
| 7. Round | 23/09/2017 | Lierse SK (old) | - | Union Saint-Gilloise | 2:1 |  |
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| 8. Round | 01/10/2017 | KFCO Beerschot Wilrijk | - | Lierse SK (old) | 4:0 | ||||
| 11. Round | 16/10/2017 | Union Saint-Gilloise | - | Lierse SK (old) | 3:2 | ||||
| 12. Round | 21/10/2017 | Lierse SK (old) | - | Cercle Brugge | 3:2 | |
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| 13. Round | 28/10/2017 | KVC Westerlo | - | Lierse SK (old) | 0:1 | ||||
| 14. Round | 05/11/2017 | Lierse SK (old) | - | Oud-Heverlee Leuven | 2:1 |
Belgium