Surname วัฒนเดชา (วัฒนเดชา 
) , in the entire world, is an extremely rare last name. The last name วัฒนเดชา is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, วัฒนเดชา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| วัฒนเดชา | Thailand |