| Rada | | - | Russian, Bulgarian, Macedonian, Serbian | |
| Rade | | - | Serbian, Croatian | |
| Radmila | | - | Serbian, Croatian, Czech | |
| Radmilo | | - | Serbian | |
| Radomir | | - | Serbian, Russian, Bulgarian, Medieval Slavic | |
| Radomira | | - | Serbian | |
| Radoslav | | rah-dah-SLAHF (Russian) | Czech, Serbian, Croatian, Bulgarian, Macedonian, Russian, Medieval Slavic | |
| Radoslava | | rah-dah-SLAH-vah (Russian) | Czech, Bulgarian, Russian, Serbian, Croatian, Macedonian, Medieval Slavic | |
| Radovan | | - | Slovak, Czech, Serbian, Croatian, Medieval Slavic | |
| Rahela | | - | Romanian, Serbian | |
| Ranko | | - | Serbian, Croatian | |
| Ratko | | - | Croatian, Serbian | |
| Ratomir | | - | Serbian | |
| RuŽA | | ROO-zhah | Croatian, Serbian | |