Cognomen ควรเคียงเพชร (ควรเคียงเพชร 
) , throughout the world, is a very rare last name. The last name ควรเคียงเพชร is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ควรเคียงเพชร | Thailand |