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Cognomen Chalermwatanachai (Chalermwatanachai ) , around the globe, is an extremely rare surname. The cognomen Chalermwatanachai is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Chalermwatanachai | Thailand |
Polapat, and Phattaraphorn