Family name วรุณวุฒิ (วรุณวุฒิ 
, Warunwutthi ) , around the world, is a very rare cognomen. The surname วรุณวุฒิ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Warunwutthi, วรุณวุฒิ | Thailand |