| 9. Round | 10/10/2008 | KAS Eupen | - | Lierse SK (old) | 0:3 |  |
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| 11. Round | 25/10/2008 | KV Red Star Waasland | - | Lierse SK (old) | 2:2 | |
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| 12. Round | 01/11/2008 | Lierse SK (old) | - | KVSK United | 3:1 | |
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| 13. Round | 08/11/2008 | Lierse SK (old) | - | Sint-Truidense VV | 3:0 | |
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| 14. Round | 16/11/2008 | KSK Ronse | - | Lierse SK (old) | 0:2 | |
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| 15. Round | 22/11/2008 | Lierse SK (old) | - | Excelsior Virton | 1:1 | |
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| 16. Round | 29/11/2008 | KSK Beveren | - | Lierse SK (old) | 3:3 | |
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| 17. Round | 06/12/2008 | Lierse SK (old) | - | FC Brussels | 3:2 | |
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| 18. Round | 14/12/2008 | Olympic Charleroi | - | Lierse SK (old) | 1:3 | |
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| 19. Round | 20/12/2008 | Lierse SK (old) | - | Oud-Heverlee Leuven | 3:1 | |
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| 24. Round | 31/01/2009 | Lierse SK (old) | - | UR Namur | 4:0 | |
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| 26. Round | 14/02/2009 | Lierse SK (old) | - | KVK Tienen | 4:1 | |
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| 28. Round | 28/02/2009 | Lierse SK (old) | - | KAS Eupen | 4:1 | |
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| 29. Round | 07/03/2009 | KMSK Deinze | - | Lierse SK (old) | 1:2 | |
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| 33. Round | 01/04/2009 | Lierse SK (old) | - | KSK Ronse | 3:1 | |
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| 35. Round | 10/04/2009 | Lierse SK (old) | - | KSK Beveren | 3:2 | |
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| 36. Round | 18/04/2009 | FC Brussels | - | Lierse SK (old) | 2:4 | |
Belgium