Surname พิเชียรสุนทร (พิเชียรสุนทร 
, Picheansunthon , Phicheansoonthorn ) , in all the world, is a very rare family name. The family name พิเชียรสุนทร is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Picheansunthon, Pichiansoontorn, พิเชียรสุนทร, Phicheansoonthorn | Thailand |
Phichiansunthon, Phichiansunthorn, Phichiensoonthon, and Picheansoonthon
| ชยันต์ พิเชียรสุนทร (b. 1954) |
|