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Cognomen Khamchampa (Khamchampa ) , in all the world, is a very rare family name. The cognomen Khamchampa is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Khamchampa | Thailand |
Panchaya, Siliphone, and Thanyachon