>
Last name Rueangsaeng (Rueangsaeng ) , in all the world, is a very rare cognomen. The cognomen Rueangsaeng is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rueangsaeng | Thailand |
Napha, Pricha, Chariya, Koorakoch, Chompoonut, Watcharapol, and Watcharaphon