Cognomen วงศ์พัฒนากิจ (วงศ์พัฒนากิจ 
) , globally, is an extremely rare family name. The surname วงศ์พัฒนากิจ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| วงศ์พัฒนากิจ | Thailand |