Surname กอบกุญ (กอบกุญ 
) , worldwide, is an extremely rare last name. The last name กอบกุญ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, กอบกุญ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| กอบกุญ | Thailand |
รชตะสมบูรณ์, and รัตนถาวร