Cognomen Baitrakul (Baitrakul 
) , in the entire world, is a very rare family name. The cognomen Baitrakul is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Baitrakul | Thailand |
Parinya, Nathawan, Noppadol, and Phramaha Parinya