| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| BjÖRn | BYUURN (Swedish, German), PYUURN (Icelandic) | Swedish, Icelandic, German, Ancient Scandinavian | ||
| Bjarni | - | Ancient Scandinavian, Icelandic | ||
| Bjartr | - | Ancient Scandinavian | ||
| Bjartur | - | Icelandic | ||
| BlaŽ | - | Slovene, Croatian | ||
| BlaŽEj | - | Czech, Slovak | ||
| BlaŽEnka | - | Croatian | ||
| Blagica | - | Macedonian | ||
| Blago | - | Croatian | ||
| Blagoj | - | Macedonian | ||
| Blagoje | - | Serbian, Croatian | ||
| Blagorodna | - | Macedonian, Bulgarian | ||
| Blagun | - | Bulgarian, Macedonian | ||
| Blaguna | - | Macedonian, Bulgarian | ||
| Blair | - | Scottish, English |