Family name Khumyoung (Khumyoung 
) , around the globe, is a very rare last name. The cognomen Khumyoung is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, Khumyoung is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khumyoung | Thailand |