Family name Muanglao (Muanglao 
) , in the world, is a very rare last name. The family name Muanglao is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Muanglao | Thailand |
Masmuang, Supaporn, Thitiwut, Roongsuriya, and Kunlayanee