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Family name Vimontummawat (Vimontummawat ) , worldwide, is an extremely rare cognomen. The family name Vimontummawat is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Vimontummawat | Thailand |
Thanawish, Thitaporn, and Thanawaish