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Cognomen Pupiangjai (Pupiangjai ) , in the world, is a very rare family name. The surname Pupiangjai is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Pupiangjai | Thailand |
Pornpun, Puvapat, Pornthip, and Pichayanan