Family name พิญญาฐานุพงศ์ (พิญญาฐานุพงศ์ 
) , in the entire world, is an extremely rare cognomen. The family name พิญญาฐานุพงศ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| พิญญาฐานุพงศ์ | Thailand |