| 1. Round | 06/08/2004 | Excelsior Mouscron | - | RSC Anderlecht | 2:0 | ||||
| 2. Round | 14/08/2004 | RSC Anderlecht | - | Sint-Truidense VV | 2:1 | ||||
| 3. Round | 21/08/2004 | KSK Beveren | - | RSC Anderlecht | 0:1 | ||||
| 4. Round | 28/08/2004 | RSC Anderlecht | - | KAA Gent | 2:0 | ||||
| 6. Round | 18/09/2004 | RSC Anderlecht | - | Lierse SK (old) | 5:1 | ||||
| 7. Round | 24/09/2004 | Sporting Charleroi | - | RSC Anderlecht | 2:1 | ||||
| 8. Round | 02/10/2004 | RSC Anderlecht | - | Cercle Brugge | 5:2 | ||||
| 11. Round | 30/10/2004 | Sporting Lokeren | - | RSC Anderlecht | 2:2 | ||||
| 12. Round | 06/11/2004 | RSC Anderlecht | - | RAA La Louviére | 2:1 | ||||
| 13. Round | 10/11/2004 | Standard Liège | - | RSC Anderlecht | 1:0 | ||||
| 14. Round | 27/11/2004 | RSC Anderlecht | - | KVC Westerlo | 4:0 | ||||
| 15. Round | 04/12/2004 | Germinal Beerschot | - | RSC Anderlecht | 0:1 | ||||
| 16. Round | 11/12/2004 | RSC Anderlecht | - | Club Brugge KV | 2:1 |  |
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| 28. Round | 09/04/2005 | RSC Anderlecht | - | Sporting Lokeren | 2:0 | ||||
| 33. Round | 15/05/2005 | Club Brugge KV | - | RSC Anderlecht | 2:2 | ||||
| 34. Round | 21/05/2005 | RSC Anderlecht | - | RAEC Mons | 2:1 |
Kosovo
