| Borko | | - | Croatian, Serbian, Macedonian | |
| Borna | | - | Croatian | |
| Boro | | - | Croatian, Serbian | |
| Branimir | | - | Croatian, Serbian, Bulgarian, Slovene | |
| Branimira | | - | Croatian, Serbian, Bulgarian | |
| Branislav | | - | Serbian, Slovak, Czech, Slovene, Croatian, Macedonian | |
| Branka | | - | Serbian, Croatian, Slovene | |
| Brankica | | - | Croatian, Serbian | |
| Branko | | - | Serbian, Croatian, Slovene, Slovak, Macedonian | |
| Brigita | | - | Slovene, Croatian, Latvian | |
| Bruna | | - | Italian, Portuguese, Croatian | |
| Bruno | | BROO-no (German), BRUW-naw (Polish) | German, Italian, Spanish, Portuguese, French, Croatian, Polish, Ancient Germanic | |
| Cecilija | | - | Slovene, Croatian | |
| Cila | | - | Slovene, Croatian | |
| Cvijeta | | TSVEE-e-tah | Croatian, Serbian | |