Cognomen ภาสดาธีรนาต (ภาสดาธีรนาต 
) , across the world, is an extremely rare surname. The cognomen ภาสดาธีรนาต is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| ภาสดาธีรนาต | Thailand |