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Last name Jinchaya (Jinchaya ) , globally, is an extremely rare cognomen. Much more frequently, Jinchaya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jinchaya | Thailand |
Puwan, Srisuk, Juntra, Thippatthamit, Siripreechapong, and Chatchaiphonrat