| 2. Round | 21/08/1990 | RWD Molenbeek | - | RSC Charleroi | 1:1 | ||||
| 4. Round | 01/09/1990 | RWD Molenbeek | - | K. Beerschot VAV | 4:1 | ||||
| 6. Round | 22/09/1990 | RWD Molenbeek | - | KRC Genk | 2:0 |  |
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| 7. Round | 28/09/1990 | RWD Molenbeek | - | KV Mechelen | 0:1 | ||||
| 8. Round | 05/10/1990 | Sporting Lokeren | - | RWD Molenbeek | 3:0 | ||||
| 9. Round | 10/10/1990 | RWD Molenbeek | - | Cercle Brugge | 4:3 | ||||
| 10. Round | 20/10/1990 | Royal Antwerp FC | - | RWD Molenbeek | 1:1 | ||||
| 14. Round | 17/11/1990 | KV Kortrijk | - | RWD Molenbeek | 2:0 | ||||
| 19. Round | 11/01/1991 | RSC Charleroi | - | RWD Molenbeek | 0:0 | ||||
| 26. Round | 02/03/1991 | Cercle Brugge | - | RWD Molenbeek | 1:1 | ||||
| 31. Round | 04/05/1991 | RWD Molenbeek | - | KV Kortrijk | 5:0 | ||||
| 33. Round | 18/05/1991 | RWD Molenbeek | - | KFC Germinal Ekeren | 6:1 |
Belgium