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