Cognomen เย็นเพ็ช (เย็นเพ็ช 
) , throughout the world, is an extremely rare family name. The family name เย็นเพ็ช is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| เย็นเพ็ช | Thailand |