| FULL FORMS |
| CZECH: Radomír, Radoslav, Radovan, Radúz |
| POLISH: Radosław |
|
| EQUIVALENTS |
| BULGARIAN: Radko, Radomir, Radoslav, Rayko, Rayno |
| CROATIAN: Rade, Radoslav, Radovan |
| CZECH: Radek, Radim, Radko, Radoš |
| MACEDONIAN: Radoslav |
| MEDIEVAL SLAVIC: Radomir, Radoslav, Radovan |
| POLISH: Racław, Radek |
| ROMANIAN: Radu |
| RUSSIAN: Radimir, Radomir, Radoslav |
| SERBIAN: Rade, Radomir, Radoslav, Radovan |
| SLOVAK: Radovan |
|
| FEMININE FORMS |
| BULGARIAN: Rada, Radka, Radoslava, Raina, Raya, Rayna |
| CROATIAN: Radoslava |
| CZECH: Radana, Radka, Radomíra, Radoslava |
| MACEDONIAN: Rada, Radoslava |
| MEDIEVAL SLAVIC: Rada, Radana, Radoslava |
| POLISH: Radosława |
| RUSSIAN: Rada, Radoslava |
| SERBIAN: Rada, Radomira, Radoslava |
| SLOVENE: Radana |
|
| OTHER FORMS |
| ROMANIAN: Răzvan |
|