| Premislav | | - | Medieval Slavic (Hypothetical) | |
| Premysl | | - | Medieval Slavic (Hypothetical) | |
| Pridbor | | - | Medieval Slavic | |
| Radomil | | - | Czech, Medieval Slavic | |
| Radomir | | - | Serbian, Russian, Bulgarian, Medieval Slavic | |
| 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 | |
| Ratimir | | - | Croatian, Medieval Slavic | |
| Rostislav | | rahs-tee-SLAHF (Russian) | Russian, Czech, Medieval Slavic | |
| Samo | | - | Slovene, Medieval Slavic | |
| Slavitsa | | - | Medieval Slavic (Hypothetical) | |
| Slavomir | | - | Croatian, Serbian, Medieval Slavic | |
| Sobeslav | | - | Medieval Slavic | |
| Stanimir | | - | Bulgarian, Russian, Serbian, Medieval Slavic | |