Family name พงศ์นิธิศ (พงศ์นิธิศ 
) , in all the world, is an extremely rare last name. The last name พงศ์นิธิศ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, พงศ์นิธิศ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พงศ์นิธิศ | Thailand |
กันพิทักษ์, and โชติจารุรัตน์