Cognomen Khwanriang (Khwanriang 
) , worldwide, is an extremely rare family name. The cognomen Khwanriang is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, Khwanriang is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khwanriang | Thailand |