Surname ปรีดิยาธร (ปรีดิยาธร 
, Pridiyathorn , Preediyathorn ) , worldwide, is an extremely rare last name. Much more frequently, ปรีดิยาธร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pridiyathorn, Preediyathorn, ปรีดิยาธร | Thailand |