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Family name Ungoonwiwat (Ungoonwiwat ) , all over the world, is a very rare last name. The family name Ungoonwiwat is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ungoonwiwat | Thailand |
Asaya, Somjai, Apinya, Chanchai, and Chainarong