Family name เศรษฐวงษ์กุล (เศรษฐวงษ์กุล 
) , worldwide, is an extremely rare last name. The surname เศรษฐวงษ์กุล is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| เศรษฐวงษ์กุล | Thailand |