Surname พิริยะไตรนาถ (พิริยะไตรนาถ 
) , in the entire world, is an extremely rare cognomen. The last name พิริยะไตรนาถ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| พิริยะไตรนาถ | Thailand |