2003 ASEAN Club Championship
| Tournament details | |
|---|---|
| Host country | Indonesia | 
| Dates | 13–26 July | 
| Teams | 11 (from 1 confederation) | 
| Venue(s) | 2 (in 2 host cities) | 
| Final positions | |
| Champions | East Bengal (1st title) | 
| Runners-up | BEC Tero Sasana | 
| Third place | Petrokimia Putra | 
| Tournament statistics | |
| Matches played | 17 | 
| Goals scored | 59 (3.47 per match) | 
| Top scorer(s) | Baichung Bhutia (East Bengal) (9 goals) | 
| Best player(s) | Therdsak Chaiman (BEC Tero Sasana) | 
| Best goalkeeper | Sandip Nandy (East Bengal) | 
| Fair play award | Perak | 
2005 →   | |
The 2003 ASEAN Club Championship or the 2003 ACC was the first edition of the ASEAN Club Championship, an international football competition between domestic champion clubs sides affiliated with the member associations of the ASEAN Football Federation. It was held at Indonesia. East Bengal from India who were an invitee were crowned the inaugural champions. It was only time that a non ASEAN side had won the title. Originally, the championship was to be hosted by Vietnam.