Last name พฒนนัญทกุณษ์ (พฒนนัญทกุณษ์ 
) , throughout the world, is an extremely rare family name. The surname พฒนนัญทกุณษ์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| พฒนนัญทกุณษ์ | Thailand |