Surname Sanmuang (Sanmuang 
) , in all the world, is a rare cognomen. The family name Sanmuang is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, Sanmuang is the forename as well as the last name.
Samai, Jiratchaya, Pattanasak, Thiwathip, Supawadee, Warunporn, Veeranut, Ekkachai, Kanokwan, Sawitree, Miss Unyarat, Mathurot, Unyarat, Nonglak, Narumon, Jirawut, Darunee, Rawinan, Puwadon, Pakanan, Chatklao, Wiyada, Nidtaya, Kaenfa, Somjit, Kamol, Thitichaya, and Kamonchanok