Surname Porhun (Порхун 
, Porhun 
) , globally, is quite a rare family name. The family name Porhun is characteristic of Ukraine, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Порхун | Kyrgyzstan, Russia, Belarus, Kazakhstan, Ukraine |
| Porhun | Ukraine, Estonia, Germany, United States |