Cognomen วงศ์วรกิจ (วงศ์วรกิจ 
, Vongvorakit 
) , across the world, is a very rare family name. The family name วงศ์วรกิจ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname, and Malaysia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| วงศ์วรกิจ | Thailand |
| Vongvorakit | Malaysia, Thailand |