Family name กุลเดชาสิริขจร (กุลเดชาสิริขจร 
) , in all the world, is an extremely rare surname. The last name กุลเดชาสิริขจร is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| กุลเดชาสิริขจร | Thailand |