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Cognomen Promprapassorn (Promprapassorn ) , across the world, is a very rare family name. The family name Promprapassorn is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Promprapassorn | Thailand |
Comsorn, Paschanun, Pornpimon, and Ploychompoo