| FULL FORMS |
| CROATIAN: Božidar |
| MACEDONIAN: Bozhidar |
| SERBIAN: Božidar |
| SLOVENE: Božidar |
| EQUIVALENTS |
| BULGARIAN: Bojidar, Bozhidar |
| CROATIAN: Boško, Božo, Darko |
| MACEDONIAN: Darko |
| MEDIEVAL SLAVIC: Bozhidar, Bozho |
| POLISH: Bożydar |
| SERBIAN: Boško, Boža, Božo, Darko |
| SLOVENE: Boško, Božo, Darko |
| DIMINUTIVES AND SHORT FORMS |
| CROATIAN: Dado |
| FEMININE FORMS |
| BULGARIAN: Bozhidara |
| SERBIAN: Božidarka |