| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Blair | - | Scottish, English | ||
| Blake | BLAYK | English | ||
| Blanch | BLANCH | English | ||
| Blanche | BLAWNSH (French), BLANCH (English) | French, English | ||
| Blaze | BLAYZ | English (Modern) | ||
| Blondie | BLAHN-dee | English (Rare) | ||
| Blossom | BLAH-səm | English | ||
| Blythe | BLIEDH | English (Rare) | ||
| Bob | BAHB (English), BAWB (Dutch) | English, Dutch | ||
| Bobbi | BAH-bee | English | ||
| Bobbie | BAH-bee | English | ||
| Bobby | BAH-bee | English | ||
| Boniface | BAWN-ə-fays (English), BAWN-ə-fəs (English) | French, English (Rare) | ||
| Bonita | bə-NEE-tə | English | ||
| Bonnie | BAHN-ee | English |