Mariages
Commune/Paroisse : Grez [Brabant Wallon] 
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | BODARD | 1787 | 1 | - |
| 2. | BODART | 1788 | 1 | - |
| 3. | BOEL | 1892 | 1 | - |
| 4. | BOELENBERGH | 1774 | - | 1 |
| 5. | BOESMAN | 1845 | - | 1 |
| 6. | BOFFE | 1899 | 1 | - |
| 7. | BOILENBERGH | 1780 | - | 1 |
| 8. | BOLLET | 1875 | - | 1 |
| 9. | BOMBAERTS | 1778-1910 | 3 | 3 |
| 10. | BONJEAN | 1740-1875 | 14 | 15 |
| 11. | BORGE | 1733 | - | 1 |
| 12. | BOSMAN (ex Chaumont) | 1755 | - | 1 |
| 13. | BOUCHE | 1835-1853 | 1 | 3 |
| 14. | BOUCHER | 1792-1900 | 3 | 1 |
| 15. | BOUDART | 1739 | 1 | - |
| 16. | BOUFFIOUX | 1818 | - | 1 |
| 17. | BOUFIOU | 1759 | 1 | - |
| 18. | BOUGUIGNON | 1808 | 1 | - |
| 19. | BOULANGER | 1748-1912 | 9 | 11 |
| 20. | BOULANGÉ | 1802 | 1 | - |
| 21. | BOULENBERGH | 1764 | - | 1 |
| 22. | BOURGUIGNON | 1743-1769 | 4 | - |
| 23. | BOUTS (Bierbeek) | 1787 | - | 1 |
| 24. | BOUVY | 1780-1853 | 1 | 1 |
| 25. | BOVI | 1826-1828 | 1 | 1 |
| 26. | BOVY | 1737-1866 | 3 | 9 |