Family name Радостина (Радостина 
) , globally, is a rare surname. The family name Радостина is habitual in Russia, where it is a rare surname, Bulgaria, and Kyrgyzstan. Also, Радостина is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Радостина | Kazakhstan, Bulgaria, Kyrgyzstan, Russia, Ukraine |