Last name ស្យើ (ស្យើ 
) , throughout the world, is an extremely rare cognomen. The family name ស្យើ is characteristic of South-eastern Asia, particularly Cambodia, where it is a very rare surname. Also, ស្យើ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ស្យើ | Cambodia |