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Cognomen Sinmai (Sinmai
, สินไหม
) , across the world, is a very rare surname. The cognomen Sinmai is habitual in Thailand, where it is a rare surname, and Mexico, where it is an extremely rare surname. Likewise, Sinmai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sinmai | Nigeria, Mexico, India, Thailand |
| สินไหม | Thailand |