Last name วรรณจรูญ (วรรณจรูญ 
, Wanjaroon , Wancharun ) , in the world, is a rare cognomen. The surname วรรณจรูญ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Wanjaroon, Wancharun, วรรณจรูญ, Wannajaroon | Thailand |