Surname ស្មូន (ស្មូន 
) , in the world, is a very rare family name. The family name ស្មូន is characteristic of South-eastern Asia, particularly Cambodia, where it is a rare surname. Very seldom, ស្មូន is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ស្មូន | Cambodia |