Cognomen โกศลพัฒนดุรงค์ (โกศลพัฒนดุรงค์ 
) , throughout the world, is a very rare last name. The last name โกศลพัฒนดุรงค์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| โกศลพัฒนดุรงค์ | Thailand |