Surname พิกุลเพชร (พิกุลเพชร 
) , worldwide, is an extremely rare cognomen. The cognomen พิกุลเพชร is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, พิกุลเพชร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พิกุลเพชร | Thailand |