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