| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Bert | BURT (English), BERT (German, Dutch) | English, German, Dutch | ||
| Betje | BET-yə | Dutch, Limburgish | ||
| Bob | BAHB (English), BAWB (Dutch) | English, Dutch | ||
| Boele | - | Dutch | ||
| Bonifaas | - | Dutch | ||
| Boudewijn | BOW-də-vien, BOW-də-wien | Dutch | ||
| Braam | BRAHM | Dutch, Limburgish | ||
| Bram | BRAHM | English, Dutch | ||
| Brecht | - | Dutch | ||
| Brechtje | - | Dutch | ||
| Brigitta | bree-GI-tah (German) | German, Dutch, Hungarian | ||
| Broos | BRO:S | Dutch, Limburgish | ||
| CÉCile | se-SEEL (French) | French, Dutch | ||
| Carla | KAHR-lah (Spanish, German, Dutch), KAHR-lə (English) | Italian, Portuguese, Spanish, Catalan, English, German, Dutch | ||
| Carola | kah-RO-lah (German) | Italian, German, Dutch, Swedish |