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Cognomen Janrathitikarn (Janrathitikarn ) , throughout the world, is an extremely rare last name. The family name Janrathitikarn is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Janrathitikarn | Thailand |
Ekarat, Oranuj, and Thanyapond