| Baltasar (2) | | - | Biblical Greek | |
| Baltassar | | - | Biblical Latin | |
| Barak (1) | | BER-ək (English), BAR-ək (English) | Hebrew, Biblical, Biblical Greek, Biblical Hebrew | |
| Barnabas | | BAHR-nah-bahs (German), BAHR-nə-bəs (English) | German, English (Rare), Biblical, Biblical Latin, Biblical Greek | |
| Bartholomaios | | - | Biblical Greek | |
| Bartholomeus | | - | Dutch, Biblical Latin | |
| Bartholomew | | bahr-THAHL-ə-myoo (English) | English, Biblical | |
| Baruch | | bə-ROOK (English), BER-ook (English), BAR-ook (English), BAHR-ook (English) | Biblical, Hebrew | |
| Barukh | | - | Hebrew, Biblical Hebrew | |
| Basemath | | - | Biblical, Biblical Latin | |
| Basemmath | | - | Biblical Greek | |
| Bashemath | | - | Biblical | |
| Basmat | | - | Biblical Hebrew | |
| Basmath | | BAS-math (English) | Biblical, Biblical Latin | |
| Bathsheba | | bath-SHEE-bə (English) | Biblical | |