Surname ស្មាច់ (ស្មាច់ 
) , globally, is a rare family name. The surname ស្មាច់ is characteristic of South-eastern Asia, particularly Cambodia, where it is quite a rare surname. Likewise, ស្មាច់ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ស្មាច់ | Cambodia |