Surname พิทักษ์พณิชกิจ (พิทักษ์พณิชกิจ 
) , throughout the world, is a very rare family name. The cognomen พิทักษ์พณิชกิจ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| พิทักษ์พณิชกิจ | Thailand |