Cognomen Khuankhong (Khuankhong 
) , in the entire world, is a very rare family name. The family name Khuankhong is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Khuankhong | Thailand |
Saboo, Sirirak, Kanlaya, Gittipong, Lapassawan, and Thipthanyaporn