>
Cognomen Khamyotchai (Khamyotchai ) , globally, is a very rare last name. The last name Khamyotchai is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Khamyotchai | Thailand |
Sombat, Thatdao, Kanokwan, Chuthamat, and Phramaha Jakkaphong