Family name ស្តាយ (ស្តាយ 
) , globally, is an extremely rare last name. The surname ស្តាយ is habitual in South-eastern Asia, particularly Cambodia, where it is a very rare surname. More frequently, ស្តាយ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ស្តាយ | Cambodia |