Achternamen
| Achternaam | Aantal |
|---|---|
| Blonk | 4 |
| Blontrock | 1 |
| Bloo | 3 |
| Bloois | 1 |
| Bloom | 1 |
| Bloothoofd | 1 |
| Bloquaux | 2 |
| Blous | 2 |
| Blox | 3 |
| Bluekens | 3 |
| Blues | 1 |
| Blum | 7 |
| Bluma | 1 |
| Blume | 3 |
| Blumenfeld | 1 |
| Blunden | 1 |
| Blusch | 1 |
| Blux | 1 |
| Blyweert | 1 |
| Bobbaers | 6 |
| Bobbaerts | 1 |
| Bobek | 1 |
| Boch | 2 |
| Bocher | 1 |
| Bochman | 4 |