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