Surname Rueangbun (Rueangbun 
) , globally, is a very rare last name. The surname Rueangbun is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, Rueangbun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rueangbun | Thailand |