Commune/Paroisse : Castelsarrasin [Tarn-et-Garonne] 
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | THAU | 1812-1902 | 5 | 5 |
| 2. | THAUX | 1881 | 1 | - |
| 3. | THEAU | 1823 | - | 1 |
| 4. | THECLE | 1801-1863 | - | 2 |
| 5. | THEDIÉ | 1819-1901 | 7 | 5 |
| 6. | THÉODARD | 1857-1884 | 2 | - |
| 7. | THERME | 1870 | - | 1 |
| 8. | THÉRON | 1899-1904 | 2 | - |
| 9. | THIAL | 1815 | - | 1 |
| 10. | THIBAUT | 1846 | - | 1 |
| 11. | THIRIOL | 1880 | 1 | - |
| 12. | THOMAS | 1840 | 1 | - |
| 13. | THOMMAZET | 1820 | 1 | - |
| 14. | THOUMASET | 1878 | 1 | - |
| 15. | THOUMAZET | 1867 | - | 1 |
