Cognomen Pratyawanitkul (Pratyawanitkul 
) , in all the world, is a very rare family name. The surname Pratyawanitkul is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Pratyawanitkul | Thailand |
Wiratda, Jittipun, and Patcharaporn