| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Blago | - | Croatian | ||
| Blagoj | - | Macedonian | ||
| Blagoje | - | Serbian, Croatian | ||
| Blagorodna | - | Macedonian, Bulgarian | ||
| Blagun | - | Bulgarian, Macedonian | ||
| Blaguna | - | Macedonian, Bulgarian | ||
| Blair | - | Scottish, English | ||
| Blaise | BLEZ | French | ||
| Blanchard | - | Ancient Germanic | ||
| Blanche | BLAWNSH (French), BLANCH (English) | French, English | ||
| Blandina | - | Ancient Roman | ||
| Blandine | - | French | ||
| Blandinus | - | Ancient Roman | ||
| Blandus | - | Ancient Roman | ||
| Blanka | BLAHN-kah (Czech, Slovak, Polish, Croatian), BLAWN-kaw (Hungarian) | Czech, Slovak, Polish, Hungarian, Croatian |