Cognomen ปิยะธนากร (Piyatanakorn 
, ปิยะธนากร , Piyatanagorn ) , around the globe, is a very rare surname. The family name ปิยะธนากร is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, ปิยะธนากร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Piyatanakorn | United States, Thailand |
| ปิยะธนากร, Piyatanagorn | Thailand |