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Surname Thamngam (Thamngam ) , around the world, is a very rare family name. The cognomen Thamngam is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Thamngam | Thailand |
Wichai, Saaichol, Vatinee, Pronthip, Phonthip, Preedaporn, Phornnapa, and Phrawichai