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Surname Jantathai (Jantathai ) , all around the world, is a rare last name. The cognomen Jantathai is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Jantathai | Thailand |
Sunisa, Khanitta, Thasaniwan, Anantachai, and Paphangkorn