2006 Thailand Premier League
The 2006 Thai Premier League had 12 teams. No clubs would be relegated as the league would be expanded to 16 teams for the 2007 season. Two teams promoted from the rival Pro League and two clubs from Thailand Division 1 League. The official name of the league at this time was Thailand Premier League.Member clubs
- Bangkok Bank
- Bangkok University
- BEC Tero Sasana
- Chonburi
- Krung Thai Bank
- Osotsapa M-150
- Port Authority of Thailand
- Provincial Electricity Authority
- Royal Thai Army
- Suphanburi
- Thai Honda
- Thailand Tobacco Monopoly
Season notes
The Kor Royal Cup was an end of season match between the two clubs that finished first and second in the final Premier League standings.
Osotsapa, who came second in the Premier League, beat league Champions Bangkok University 2-1.2nd Level Royal Thai Navy upset the odds when they won the 32nd edition of the Queen's Cup defeating Krung Thai Bank 1-0.Asian representation
Coach of the Year
The league champion was Bangkok University. It was the team's first title.