Cognomen ទ្បាយ (ទ្បាយ 
) , worldwide, is a rare surname. The surname ទ្បាយ is characteristic of South-eastern Asia, particularly Cambodia, where it is a rare surname. Very seldom, ទ្បាយ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ទ្បាយ | Cambodia |