Cognomen Porokhina (Порохина 
, Porokhina 
) , globally, is a rare family name. The family name Porokhina is habitual in Russia, where it is a rare surname, Kazakhstan, and Ukraine, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Порохина | Kazakhstan, Ukraine, Russia |
| Porokhina | United States, Russia |