Cognomen ปิยพัฒน์ธนกิจ (ปิยพัฒน์ธนกิจ 
) , around the world, is an extremely rare last name. The cognomen ปิยพัฒน์ธนกิจ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| ปิยพัฒน์ธนกิจ | Thailand |