Surname พฤฒพงษ์ (พฤฒพงษ์ 
) , worldwide, is a very rare cognomen. The last name พฤฒพงษ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, พฤฒพงษ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พฤฒพงษ์ | Thailand |