Cognomen Khuanma (Khuanma 
) , throughout the world, is a very rare family name. The last name Khuanma is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Khuanma | Thailand |
Panida, Benjawan, Eakaphop, and Natthaphat