Family name พีรวัฑฒิพงศ์ (พีรวัฑฒิพงศ์ 
) , all around the world, is an extremely rare last name. The cognomen พีรวัฑฒิพงศ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| พีรวัฑฒิพงศ์ | Thailand |