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