Surname ไพเพชร (ไพเพชร 
, Phaipet ) , globally, is an extremely rare last name. The last name ไพเพชร is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, ไพเพชร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ไพเพชร, Phaipet | Thailand |