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Family name Naphasanan (Naphasanan ) , worldwide, is an extremely rare surname. Much more frequently, Naphasanan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Naphasanan | Thailand |
Chanyang, Khruawan, Sangaunpong, Piphatanapongsa, Thanatjirot, Auttamongkonlert, and Pattachatpakorn