Cognomen ហ្វាយ (ហ្វាយ 
) , all around the world, is a very rare family name. The family name ហ្វាយ is characteristic of South-eastern Asia, particularly Cambodia, where it is a rare surname. Also, ហ្វាយ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ហ្វាយ | Cambodia |