Surname ธาดาวุฒิ (ธาดาวุฒิ 
, Tadawut ) , all around the world, is an extremely rare family name. The last name ธาดาวุฒิ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Also, ธาดาวุฒิ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tadawut, ธาดาวุฒิ | Thailand |