Cognomen ธีรพัฒนวงศ์ (ธีรพัฒนวงศ์ 
, Tirapatanawong , Theerapattanavong ) , across the world, is a very rare surname. The last name ธีรพัฒนวงศ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ธีรพัฒนวงศ์, Thirapattanawong, Theerapattanavong, Tirapatanawong | Thailand |
แกวตา, and คุณภัทร์ฐิตา