Last name มหกิจพจนพงษ์ (มหกิจพจนพงษ์ 
) , around the globe, is an extremely rare surname. The cognomen มหกิจพจนพงษ์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| มหกิจพจนพงษ์ | Thailand |