Surname ปิยะวัชร (ปิยะวัชร 
) , all around the world, is an extremely rare last name. The family name ปิยะวัชร is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Much more prevalently, ปิยะวัชร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ปิยะวัชร | Thailand |
รุงเจริญ, ธรรมปัต, พรมสวัสดิ์, and สุขประเสริฐ