Cognomen ดวงเย็น (ดวงเย็น 
) , in the entire world, is an extremely rare surname. The family name ดวงเย็น is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, ดวงเย็น is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ดวงเย็น | Thailand |