Family name รัตนขจรสกุล (รัตนขจรสกุล 
, Rattanakajonsakul , Rattanakajornsakul ) , throughout the world, is a very rare surname. The surname รัตนขจรสกุล is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rattanakajonsakul, รัตนขจรสกุล, Rattanakajornsakul | Thailand |