Surname Fedyunina (Федюнина 
, Fedyunina 
) , in the entire world, is quite a rare family name. The last name Fedyunina is characteristic of Russia, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Федюнина | Kazakhstan, Belarus, Kyrgyzstan, Russia, Ukraine |
| Fedyunina | Russia, Colombia, United States, Ukraine |