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Cognomen Junjamsai (Junjamsai ) , in the entire world, is a very rare surname. The surname Junjamsai is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Junjamsai | Thailand |
Winai, Apinya, Phraewkhwan, Ronakrit, Sasimaphon, Preeyaphon, and Wachirapong