Cognomen พลนิกรณ์ (พลนิกรณ์ 
) , in the entire world, is a very rare family name. The surname พลนิกรณ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, พลนิกรณ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พลนิกรณ์ | Thailand |