Cognomen Supakarnkamjorn (Supakarnkamjorn 
) , all over the world, is an extremely rare surname. The cognomen Supakarnkamjorn is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Supakarnkamjorn | Thailand |
Apisit, and Kasidinthorn