Last name พงศ์สุพัฒน์ (พงศ์สุพัฒน์ 
) , around the globe, is a rare cognomen. The family name พงศ์สุพัฒน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, พงศ์สุพัฒน์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พงศ์สุพัฒน์ | Thailand |