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Cognomen Chaiwanich (Chaiwanich
, ชัยวนิช
) , around the globe, is a rare family name. The cognomen Chaiwanich is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname, and Malaysia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Chaiwanich | Malaysia, Thailand |
| ชัยวนิช | Thailand |
Miss, Wirat, Areerat, Rinrada, Jinnapat, Chanoknart, and Warangkhana