Family name รัฐชัยวุฒิ (รัฐชัยวุฒิ 
) , around the world, is an extremely rare last name. The cognomen รัฐชัยวุฒิ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| รัฐชัยวุฒิ | Thailand |