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Cognomen Oanchana (Oanchana ) , in the entire world, is an extremely rare family name. Much more frequently, Oanchana is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Oanchana | Thailand |
Yipa, Rensep, Samwang, Kunarak, Jinapirom, Palasuksan, Wichityothakan, Raksachat, Raksachad, Thongsomsi, Charoensiri, Kitsanaserani, and Krissanasernee