Surname วิชชาวุฒิ (Witchawut 
, วิชชาวุฒิ , Vichavut ) , in the world, is a very rare last name. The cognomen วิชชาวุฒิ is characteristic of Thailand, where it is a very rare surname, Vietnam, where it is an extremely rare surname, and the United States. Also, วิชชาวุฒิ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Witchawut | Vietnam, United States, Thailand |
| วิชชาวุฒิ, Vichavut | Thailand |