Cognomen งามวิวัฒน์สว่าง (งามวิวัฒน์สว่าง, Ngamviwatsawang 
) , around the globe, is an extremely rare last name. The surname งามวิวัฒน์สว่าง is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ngamviwatsawang | Thailand |