All over the world, ปิยาวัฒน์ (ปิยาวัฒน์ 
) is a very rare boy's first name. The first name ปิยาวัฒน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare boy's name. Very seldom, ปิยาวัฒน์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| ปิยาวัฒน์ | Thailand |