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In all the world, Sangvain (Sangvain ) is an extremely rare epicene forename.
| VARIANT | COUNTRY |
|---|---|
| Sangvain | Thailand |
Tanoi, Nadon, Saehoo, Chinan, Panyim, Sinthom, Sonchai, Chomchu, Laoconca, Jitsupa, Tempachana, Suwantanoo, Kantichaimongkol, and Khantichaimongkol