1998–99 Belgian First Division
| Season | 1998–1999 | 
|---|---|
| Champions | Racing Genk | 
| Relegated | Kortrijk Oostende | 
| Champions League | Racing Genk | 
| UEFA Cup | Club Brugge R.S.C. Anderlecht | 
| Matches played | 306 | 
| Goals scored | 972 (3.18 per match) | 
| Top goalscorer | Jan Koller (24) | 
| ← 1997–98  | |
The 1998–99 season of the Jupiler League was held between August 21, 1998, and May 16, 1999. Racing Genk became champions.