Cognomen เกตุภรณ์เพ็ชร (เกตุภรณ์เพ็ชร 
) , all over the world, is an extremely rare surname. The family name เกตุภรณ์เพ็ชร is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| เกตุภรณ์เพ็ชร | Thailand |