Muay Lao at the 2009 SEA Games was held at Beung Kha Ngong Sport Centre from 10 to 15 December 2009 in Vientiane, Laos.

  *   Host nation (Laos)

Rank	Nation	Gold	Silver	Bronze	Total
1	Thailand	6	2	1	9
2	Laos*	5	3	1	9
3	Vietnam	1	5	3	9
4	Philippines	1	3	5	9
5	Myanmar	0	0	5	5
Totals (5 entries)		13	13	15	41

Event	Gold	Silver	Bronze
Pinweight 45 kg	Thongngam Nattakorn  Thailand	Bouavanh Chanthaly  Laos	Lê Đức Cường  Vietnam
Light flyweight 48 kg	Soukan Taipanyavong  Laos	Roland Claro  Philippines	Aye Ko Ko  Myanmar
Flyweight 51 kg	Thongbang Seuaphom  Laos	Romnick Pabalate  Philippines	Nane Htaw Taw  Myanmar
Bantamweight 54 kg	Noukhit Ladsaphao  Laos	Anuchit Sathit  Thailand	Soe Maung Muang  Myanmar
Featherweight 57 kg	Teerawat Wannalee  Thailand	Nguyễn Trần Duy Nhất  Vietnam	Than Oo  Myanmar
Lightweight 60 kg	Zaidi Laruan  Philippines	Vixay Bounthavy  Laos	Win Tun  Myanmar
			Ly Hoang Tan  Vietnam
Light welterweight 63.5 kg	Weerapon Kwangkhwang  Thailand	Jonathan Polosan  Philippines	Võ Văn Đài  Vietnam
Welterweight 67 kg	Sakdithat Sakdarat  Thailand	Bùi Huỳnh Giang  Vietnam	Harold Gregorio  Philippines

Event	Gold	Silver	Bronze
Pinweight 45 kg	Molthira Vatanapackdee  Thailand	Bounchanh Sengpaserth  Laos	May Libao  Philippines
Light flyweight 48 kg	Phouthasone Keosayavong  Laos	Nguyễn Thị Tuyết Dung  Vietnam	Maricel Subang  Philippines
Flyweight 51 kg	Nguyễn Thị Tuyết Mai  Vietnam	Konnika Nuanboriboon  Thailand	Angkor Mingxo  Laos
			Preciosa Ocaya  Philippines
Bantamweight 54 kg	Wanlaya Pongta  Thailand	Phan Thị Ngọc Linh  Vietnam	Ana Marie Rey  Philippines
Featherweight 57 kg	Paylor Xaypao  Laos	Trần Thị Hương  Vietnam	Dueannapa Khongfueang  Thailand

• 25th SEA Games Official Report