Commune/Paroisse : Orbais (EC) [Brabant Wallon]
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | TAVIET | 1899 | 1 | - |
| 2. | THAYSE | 1811-1905 | 9 | 8 |
| 3. | THEYS | 1822-1883 | 1 | 2 |
| 4. | THEYSE | 1822 | - | 1 |
| 5. | THIREUR | 1899 | 1 | - |
| 6. | THIRION | 1808-1826 | 2 | 2 |
| 7. | THOMAS | 1867 | - | 1 |
| 8. | THONNE | 1805-1897 | 5 | 6 |
| 9. | THOUNE | 1837-1843 | 1 | 1 |
| 10. | THYRION | 1889-1896 | 2 | - |
| 11. | TIREUX | 1873 | 1 | - |
| 12. | TOMBOIS | 1815 | 1 | - |
| 13. | TORDOIR | 1885 | 1 | - |
| 14. | TOUSSAINT | 1818 | 1 | - |
| 15. | TREMOUROUX | 1875 | - | 1 |
| 16. | TRICO | 1824 | - | 1 |
| 17. | TRICOT | 1806-1907 | 8 | 14 |
| 18. | TUEGERS | 1877 | 1 | - |