Last name พลเศรษฐพงษ์ (พลเศรษฐพงษ์ 
) , globally, is an extremely rare family name. The family name พลเศรษฐพงษ์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| พลเศรษฐพงษ์ | Thailand |