Family name ปิยะเกศ (ปิยะเกศ 
) , around the globe, is an extremely rare cognomen. The family name ปิยะเกศ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, ปิยะเกศ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ปิยะเกศ | Thailand |