| Event: | Muaythai |
| Games: | 2009 Asian Indoor Games |
| Venue: | Rạch Miễu Gymnasium |
| Dates: | 3–7 November 2009 |
| Prev: | 2009 |
| Next: | 2013 |
Muaythai was contested at the 2009 Asian Indoor Games in Ho Chi Minh City, Vietnam from 3 November to 7 November. The competition took place at Rạch Miễu Gymnasium.
| Flyweight 48–51 kg | |||
| Bantamweight 51–54 kg | |||
| Featherweight 54–57 kg | |||
| Lightweight 57–60 kg | |||
| Welterweight 63.5–67 kg | |||
| Light middleweight 67–71 kg | |||
| Flyweight 48–51 kg | |||
| Bantamweight 51–54 kg | |||
| Lightweight 57–60 kg | |||