Cognomen ចាណាស់ (ចាណាស់ 
) , globally, is an extremely rare family name. The last name ចាណាស់ is characteristic of South-eastern Asia, particularly Cambodia, where it is a very rare surname. Very seldom, ចាណាស់ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ចាណាស់ | Cambodia |