| 1. Round | 22/08/1998 | FC Groningen | - | RBC Roosendaal | 6:0 | ||||
| 1. Round | 29/08/1998 | RBC Roosendaal | - | VVV | 1:3 | ||||
| 4. Round | 07/11/1998 | HFC Haarlem | - | RBC Roosendaal | 2:0 | ||||
| 8. Round | 13/03/1999 | SBV Excelsior | - | RBC Roosendaal | 1:1 | ||||
| 9. Round | 03/04/1999 | ADO Den Haag | - | RBC Roosendaal | 2:1 |
Netherlands