Surname วัฒนวุฒิ (Wattanawut 
, วัฒนวุฒิ , Wathrawut ) , throughout the world, is an extremely rare last name. The surname วัฒนวุฒิ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, วัฒนวุฒิ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wathrawut, Wattanawut, วัฒนวุฒิ, Wattanachut | Thailand |
Watthanawoot, and Watthanawut