Surname ภัทรธิยานนท์ (ภัทรธิยานนท์ 
) , throughout the world, is a very rare last name. The cognomen ภัทรธิยานนท์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ภัทรธิยานนท์ | Thailand |