Surname พัฒนวงศ์สุนทร (พัฒนวงศ์สุนทร 
, Pattanawongsoontorn , Pattanawongsuntorn ) , around the world, is a very rare family name. The surname พัฒนวงศ์สุนทร is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Pattanawongsoontorn, Phatthanawongsunthon, Pattanawongsuntorn, พัฒนวงศ์สุนทร | Thailand |
นิพนธ์, ศราวุธ, จุฑาพิชญ์, and ศักดิ์สิทธิ์