| FULL FORMS |
| POLISH: Radosław |
| EQUIVALENTS |
| BULGARIAN: Radko, Radoslav, Rayko, Rayno |
| CROATIAN: Rade, Radoslav |
| CZECH: Radek, Radko, Radoš, Radoslav |
| MACEDONIAN: Radoslav |
| MEDIEVAL SLAVIC: Radoslav |
| POLISH: Radek |
| RUSSIAN: Radoslav |
| SERBIAN: Rade, Radoslav |
| FEMININE FORMS |
| BULGARIAN: Radka, Radoslava, Raina, Raya, Rayna |
| CROATIAN: Radoslava |
| CZECH: Radka, Radoslava |
| MACEDONIAN: Radoslava |
| MEDIEVAL SLAVIC: Radoslava |
| POLISH: Radosława |
| RUSSIAN: Radoslava |
| SERBIAN: Radoslava |