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