| RadÚZ | | RAH-doo:s | Czech | |
| Radana | | - | Czech, Slovene | |
| Radek | | - | Czech, Polish | |
| Radim | | - | Czech | |
| Radka | | - | Czech, Bulgarian | |
| Radko | | - | Bulgarian, Czech | |
| Radmila | | - | Serbian, Croatian, Czech | |
| RadoŠ | | - | Czech | |
| RadomÍR | | - | Czech | |
| RadomÍRa | | - | Czech | |
| Radomil | | - | Czech, Medieval Slavic | |
| Radomila | | - | Czech | |
| 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 | |