Cognomen พัฒนศร (Pattanasorn 
, Patthanasorn , พัฒนศร ) , around the world, is a very rare family name. The surname พัฒนศร is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, พัฒนศร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Patthanasorn, Patrattanasorn, Pattanasorn, พัฒนศร | Thailand |