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Last name Promjanya (Promjanya ) , in all the world, is a very rare cognomen. The family name Promjanya is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Promjanya | Thailand |
Apinun, Apisit, Tavapot, Pronpailin, and Jitprapat