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Surname Duangamphai (Duangamphai ) , around the world, is a very rare family name. The surname Duangamphai is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Duangamphai | Thailand |
Rayong, Atittaya, Pattpattraporn, and Pattraporn