Commune/Paroisse : Orbais (EC) [Brabant wallon]
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | PACHOT | 1832 | 1 |
| 2. | PAILLET | 1864-1907 | 5 |
| 3. | PEPIN | 1872-1881 | 2 |
| 4. | PERIAUX | 1868 | 1 |
| 5. | PERPETE | 1841 | 1 |
| 6. | PERSIN | 1890 | 1 |
| 7. | PHILIPPART | 1833-1838 | 2 |
| 8. | PIERARD | 1830-1853 | 2 |
| 9. | PIERET | 1885 | 1 |
| 10. | PINCHART | 1845-1870 | 7 |
| 11. | PIRARD | 1888 | 1 |
| 12. | PIRAUX | 1865 | 1 |
| 13. | PIRE | 1884 | 1 |
| 14. | PIRET | 1855 | 1 |
| 15. | PIROTTE | 1825-1829 | 2 |
| 16. | PIRSON | 1896-1910 | 3 |
| 17. | PITSY | 1884 | 1 |
| 18. | POTTIER | 1846 | 1 |
| 19. | POTVIN | 1818 | 1 |
| 20. | PREAT | 1853-1876 | 3 |