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Cognomen Tangwai (Tangwai
, รสหวาน
, ตังวาย
) , around the globe, is a rare surname. The family name Tangwai is characteristic of Thailand, where it is a rare surname, Nigeria, where it is an extremely rare surname, and Canada. Much less frequently, Tangwai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tangwai | Canada, Taiwan, Nigeria, Thailand, China |
| รสหวาน, ตังวาย | Thailand |