Surname ปิยะเพชร (ปิยะเพชร 
, Piyapet ) , around the globe, is a very rare family name. The surname ปิยะเพชร is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, ปิยะเพชร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ปิยะเพชร, Piyapet | Thailand |