Cognomen Portyanaya (Portyanaya 
, Портяная 
) , in all the world, is a rare surname. The surname Portyanaya is habitual in Russia, where it is a rare surname, Belarus, where it is a very rare surname, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Portyanaya | Russia |
| Портяная | Kazakhstan, Russia, Ukraine, Belarus |