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Cognomen Khumphet (Khumphet , คุ้มเพชร) , globally, is a very rare last name. The cognomen Khumphet is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, Khumphet is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khumphet | Thailand |