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Family name Petchnapa (เพชรนภา , Petchnapa
) , globally, is an extremely rare cognomen. The surname Petchnapa is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Much more prevalently, Petchnapa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| เพชรนภา | Thailand |
| Petchnapa | United States, Thailand |
Tansai, Pornyumatuk, Pungklin, Johnson, Tankaew, Porntumaruk, Songsitichok, Mongkolnimit, Songsittichok, Assavaniwest, Thanasomboon, and Thongchompu