Family name จันทเพชร (จันทเพชร 
, Jantaphet , Juntaphet ) , throughout the world, is a very rare cognomen. The surname จันทเพชร is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Jantaphet, Juntaphet, จันทเพชร | Thailand |