Cognomen Ungchittrakool (Ungchittrakool 
) , around the world, is an extremely rare family name. The surname Ungchittrakool is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ungchittrakool | Thailand |
| kasamsuk joule ungchittrakool Ph.D. Naresuan University 2008 |
|