1. Round 07/08/1999 Lierse SK (old) - Germinal Beerschot 3:1
2. Round 15/08/1999 K.S.C. Eendracht Aalst - Lierse SK (old) 2:3
3. Round 22/08/1999 Lierse SK (old) - RSC Anderlecht 0:3
4. Round 29/08/1999 KRC Harelbeke - Lierse SK (old) 0:3
5. Round 11/09/1999 Lierse SK (old) - KV Mechelen 5:1
6. Round 19/09/1999 KVC Westerlo - Lierse SK (old) 0:2
7. Round 25/09/1999 Lierse SK (old) - KAA Gent 2:1
8. Round 03/10/1999 KRC Genk - Lierse SK (old) 2:2 yellow card
9. Round 13/10/1999 Lierse SK (old) - Standard Liège 1:0
10. Round 23/10/1999 RSC Charleroi - Lierse SK (old) 1:1
11. Round 30/10/1999 Lierse SK (old) - Excelsior Mouscron 1:0
12. Round 06/11/1999 KSK Beveren - Lierse SK (old) 1:1
13. Round 10/11/1999 Verbroedering Geel - Lierse SK (old) 2:1
14. Round 20/11/1999 Lierse SK (old) - Lommelse SK 4:0
15. Round 26/11/1999 Club Brugge KV - Lierse SK (old) 1:0 yellow-red card
17. Round 11/12/1999 Sporting Lokeren - Lierse SK (old) 5:1 yellow card
18. Round 12/01/2000 Germinal Beerschot - Lierse SK (old) 1:1
19. Round 16/01/2000 Lierse SK (old) - K.S.C. Eendracht Aalst 5:2 yellow card
21. Round 30/01/2000 Lierse SK (old) - KRC Harelbeke 2:0
22. Round 05/02/2000 KV Mechelen - Lierse SK (old) 4:3
23. Round 12/02/2000 Lierse SK (old) - KVC Westerlo 7:0 yellow card
24. Round 18/02/2000 KAA Gent - Lierse SK (old) 2:0
25. Round 04/03/2000 Lierse SK (old) - KRC Genk 5:0
26. Round 11/03/2000 Standard Liège - Lierse SK (old) 3:1 yellow card
27. Round 18/03/2000 Lierse SK (old) - RSC Charleroi 2:0
28. Round 25/03/2000 Excelsior Mouscron - Lierse SK (old) 3:3
29. Round 01/04/2000 Lierse SK (old) - KSK Beveren 1:3
30. Round 07/04/2000 Lierse SK (old) - Verbroedering Geel 2:2
31. Round 15/04/2000 Lommelse SK - Lierse SK (old) 1:0
32. Round 21/04/2000 Lierse SK (old) - Club Brugge KV 1:0
33. Round 06/05/2000 Sint-Truidense VV - Lierse SK (old) 2:1 yellow card