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Last name Bunwiang (Bunwiang ) , in the world, is a very rare surname. The surname Bunwiang is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, Bunwiang is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bunwiang | Thailand |
Surachai, and Wachirawan