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Globally, Wattanachai (วัฒนชัย , Wattanachai
, วัฒนไชย
) is quite a rare principally masculine, but scarcely female first name. The given name Wattanachai is characteristic of Thailand, where it is quite a rare primarily masculine, but scarcely girly name, and China, where it is an extremely rare feminine name. Much less frequently, Wattanachai is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| วัธนะชัย, วัฒนไชย, วัฒนชัย | Thailand |
| Wattanachai | China, Cambodia, United States, Thailand |