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Last name Ngampraphaphorn (Ngampraphaphorn ) , throughout the world, is a very rare family name. The cognomen Ngampraphaphorn is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ngampraphaphorn | Thailand |
Thana, Panita, Phijchaphra, Kornravas, and Chayathorn