| Event: | Muaythai |
| Games: | 2009 Asian Martial Arts Games |
| Venue: | Nimibutr Stadium |
| Dates: | 2–7 August 2009 |
| Prev: | 2007 |
| Next: | 2009 |
The Muaythai competition at the 2009 Asian Martial Arts Games took place from 2 August to 7 August at the Nimibutr Stadium. There were seven women's events in original program but light welterweight event was cancelled due to lack of entries.
| Flyweight 48–51 kg | |||
| Bantamweight 51–54 kg | |||
| Featherweight 54–57 kg | |||
| Lightweight 57–60 kg | |||
| Light welterweight 60–63.5 kg | |||
| Welterweight 63.5–67 kg | |||
| Light middleweight 67–71 kg | |||
| Middleweight 71–75 kg | |||
| None awarded | |||
| Light heavyweight 75–81 kg | |||
| None awarded |
| Pinweight 42–45 kg | |||
| None awarded | |||
| Light flyweight 45–48 kg | |||
| Flyweight 48–51 kg | |||
| Bantamweight 51–54 kg | |||
| Featherweight 54–57 kg | |||
| Lightweight 57–60 kg | |||
| None awarded |