| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Blodwen | BLOD-wen | Welsh | ||
| Blondie | BLAHN-dee | English (Rare) | ||
| Blossom | BLAH-səm | English | ||
| Bluma | BLOO-mah | Yiddish | ||
| Blythe | BLIEDH | English (Rare) | ||
| Bo (1) | - | Swedish, Danish | ||
| Bo (2) | - | Chinese | ||
| BoŠKo | - | Serbian, Croatian, Slovene | ||
| BoŠTjan | - | Slovene | ||
| BoŻEna | baw-ZHE-nah | Polish | ||
| BoŻYdar | baw-ZHI-dahr | Polish | ||
| BoŽA | - | Serbian | ||
| BoŽEna | - | Czech, Slovak, Slovene, Croatian, Serbian | ||
| BoŽIdar | - | Serbian, Croatian, Slovene | ||
| BoŽIdarka | - | Serbian |