Surname พงศ์พิริยะกิจ (พงศ์พิริยะกิจ 
) , throughout the world, is an extremely rare cognomen. The cognomen พงศ์พิริยะกิจ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| พงศ์พิริยะกิจ | Thailand |