| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| BogusŁAw | baw-GUW-swahf | Polish | ||
| BogusŁAwa | baw-guw-SWAH-vah | Polish | ||
| Boguslav | - | Medieval Slavic | ||
| BohumÍR | - | Czech, Slovak | ||
| Bohumil | - | Czech, Slovak | ||
| Bohuslav | bo-hoo-SLAHV (Ukrainian) | Czech, Slovak, Ukrainian | ||
| Boipelo | - | Southern African, Tswana | ||
| Boitumelo | - | Southern African, Tswana | ||
| Bojan | BO-yahn (Serbian, Croatian, Macedonian) | Serbian, Croatian, Slovene, Macedonian | ||
| Bojana | - | Slovene, Macedonian, Serbian, Croatian | ||
| BolÍVar | - | Spanish (Latin American) | ||
| Bolanle | - | Western African, Yoruba | ||
| Bolek | BAW-lek | Polish | ||
| BolesŁAw | baw-LE-swahf | Polish | ||
| BolesŁAwa | baw-le-SWAH-vah | Polish (Rare) |