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Family name Phewngam (Phewngam ) , all around the world, is a very rare surname. The surname Phewngam is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Phewngam | Thailand |
Hema, Warunee, Therayut, Thitiwat, Sittichai, Chakkaphan, Boontharik, and Thunchanok