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Cognomen Viriyachinnakarn (Viriyachinnakarn ) , worldwide, is a very rare surname. The cognomen Viriyachinnakarn is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Viriyachinnakarn | Thailand |
Pisitvej, Tulyalit, Karnpassorn, Theerawat, Natkritta, and Chayangkul