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