Cognomen Pirohakul (Pirohakul 
) , all over the world, is an extremely rare family name. The family name Pirohakul is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Pirohakul | Thailand |
| teerapa pirohakul doctoral candidate at the London School of Economics and Political Science |
|