Naissances / Baptêmes
Commune/Paroisse : Opprebais [Brabant Wallon] 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | JOACHIM | 1881 | 2 |
| 2. | JOCKMANS | 1861 | 1 |
| 3. | JOFFROY | 1815-1821 | 3 |
| 4. | JOLY | 1867-1897 | 8 |
| 5. | JOPPLET | 1615 | 1 |
| 6. | JORIS | 1852 | 1 |
| 7. | JOSART | 1812 | 1 |
| 8. | JOSEPHY | 1842-1902 | 16 |
| 9. | JOSEPHY - EVRARD | 1877 | 1 |
| 10. | JOSLIN | 1617 | 1 |
| 11. | JOSSART | 1814-1867 | 13 |
| 12. | JOSSART - DANDOIS | 1859 | 1 |
| 13. | JOSSART - PINDEVILLE | 1870 | 1 |
| 14. | JOSSAU | 1814 | 1 |
| 15. | JOUANT | 1894 | 1 |