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Last name Kunphai (Kunphai ) , worldwide, is a very rare cognomen. The family name Kunphai is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kunphai | Thailand |
Kusuma, Mattana, Anukorn, Prasert, Worakan, Yupawan, Suphanee, Kittichai, Walatchanat, and Pongsakorn