1998–99 Eredivisie

The Dutch Eredivisie in the 1998–99 season was contested by 18 teams. Feyenoord won the championship.

Promotion/relegation play-offs
In the promotion/relegation competition, eight entrants (six from the Eerste Divisie and two from this league) entered in two groups. The group winners were promoted to (or remained in) the Eredivisie.