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Family name Wittichai (Wittichai , วิฒิชัย
) , across the world, is an extremely rare last name. Predominantly, Wittichai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| วิฒิชัย, Wittichai | Thailand |
Saelew, Kulsan, Lekchai, Panbiang, Thongsri, Nakarasmahagul, Preechayut, Wongsuwan, and Srithongkul