Naissances / baptêmes
Commune/Paroisse : Decazeville 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | DESALLES | 1857 | 1 |
| 2. | DESCAMPS | 1853 | 1 |
| 3. | DESCARGUE | 1876 | 1 |
| 4. | DESCARGUES | 1874-1894 | 3 |
| 5. | DESCAT | 1882-1899 | 8 |
| 6. | DESCHAMP | 1895 | 1 |
| 7. | DESCHASEAUX | 1879 | 1 |
| 8. | DESCLAUX | 1850 | 1 |
| 9. | DESCLAUZE | 1875 | 1 |
| 10. | DESCLOTS | 1836-1840 | 2 |
| 11. | DESCOLS | 1893 | 1 |
| 12. | DESCOMBELS | 1848-1880 | 3 |
| 13. | DESHAIRE | 1887 | 1 |
| 14. | DESHONS | 1888 | 1 |
| 15. | DESMAZES | 1883 | 1 |
| 16. | DESPLANCHES | 1844 | 1 |
| 17. | DESPLATS | 1857-1899 | 2 |
| 18. | DESPOUX | 1848-1862 | 3 |
| 19. | DESPRAT | 1857 | 1 |
| 20. | DESQUINE | 1879 | 1 |
| 21. | DESQUINES | 1874 | 1 |
| 22. | DESTRUEL | 1850-1898 | 12 |
| 23. | DESTRUELS | 1848-1877 | 6 |