Cognomen วัฒนะจันทรกูล (วัฒนะจันทรกูล 
) , worldwide, is an extremely rare last name. The surname วัฒนะจันทรกูล is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| วัฒนะจันทรกูล | Thailand |