The 1999–2000 Liga Indonesia Premier Division (known as the Liga Bank Mandiri for sponsorship reasons) was the 6th season of the Liga Indonesia Premier Division, the top division of Indonesian football. The season began on 7 November 1999 and ended on 23 July 2000. The league was made up of 28 clubs. PSM won the title after beating Pupuk Kaltim 3–2 in the final. This season was marred with the death of Persebaya's Eri Irianto on 3 April 2000, after collapsing following a heart attack on the pitch during a league match against PSIM Yogyakarta.

Teams

Team changes

Relegated from Premier Division

Promoted to Premier Division

Name changes

Stadiums and locations

First stage

West Division

East Division

Second stage

Group A

Group B

Knockout stage

Semifinals

Final

Awards

Top scorer

Best player