Surname Passornpakorn (Passornpakorn 
) , globally, is a very rare last name. The family name Passornpakorn is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Passornpakorn | Thailand |
Wasin, Busara, Warinporn, and Krittiporn