The 1998–99 Liga Indonesia Premier Division was the 5th season of the Liga Indonesia Premier Division, the top division of Indonesian football. The season began on 1 November 1998 and ended on 9 April 1999. The league was made up of 28 clubs. PSIS won the title after beating the defending champions, Persebaya 1–0 in the final.
The number of teams dropped from 31 to 28 this season.
4–4 on aggregate. Persiraja won on away goals and retained their spot in the Premier Division, Persita were relegated.
Gelora Dewata won 7–5 on aggregate and retained their spot in the Premier Division, Persikabo were relegated.
The following is a list of the top scorers from the 1998-99 season.[1]