Last name ฉลาดธัญกรณ์ (ฉลาดธัญกรณ์ 
) , all over the world, is an extremely rare cognomen. The surname ฉลาดธัญกรณ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ฉลาดธัญกรณ์ | Thailand |