Surname Rudyna (Рудина 
, Rudyna 
) , worldwide, is quite a rare last name. The cognomen Rudyna is habitual in Russia, where it is a rare surname, Belarus, and Kazakhstan. Much less frequently, Rudyna is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Рудина | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Rudyna | Brazil, United States, Philippines |