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Cognomen Malaihuan (Malaihuan ) , around the globe, is a rare surname. The cognomen Malaihuan is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Malaihuan | Thailand |
Somchat, Athiphat, Chanikan, Wantanee, and Kamonchanok