Last name ปิยเกษม (ปิยเกษม 
) , in the world, is a very rare surname. The cognomen ปิยเกษม is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, ปิยเกษม is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ปิยเกษม | Thailand |