Surname วัฒนวิทย์กิจ (วัฒนวิทย์กิจ 
) , in all the world, is an extremely rare cognomen. The surname วัฒนวิทย์กิจ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| วัฒนวิทย์กิจ | Thailand |