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, Belarus, Kyrgyzstan, Russia, Ukraine |
| Rudyna | Philippines, United States, Brazil |