Naissances / baptêmes
Commune/Paroisse : Decazeville 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | BAL | 1855 | 1 |
| 2. | BALARD | 1843-1848 | 3 |
| 3. | BALAT | 1836-1839 | 2 |
| 4. | BALAYSSAT | 1849 | 1 |
| 5. | BALDET | 1857-1898 | 6 |
| 6. | BALDIT | 1875 | 1 |
| 7. | BALDY | 1840 | 1 |
| 8. | BALENCAS | 1867-1888 | 3 |
| 9. | BALESTAT | 1849-1866 | 4 |
| 10. | BALESTIE | 1855-1874 | 3 |
| 11. | BALESTIÉ | 1878-1894 | 7 |
| 12. | BALGAIRIE | 1844-1846 | 3 |
| 13. | BALGAYRIC | 1857 | 1 |
| 14. | BALGAYRIES | 1853 | 1 |
| 15. | BALGUEYRI | 1847 | 1 |
| 16. | BALGUEYRIE | 1849-1854 | 2 |
| 17. | BALGUEYRIES | 1851 | 1 |
| 18. | BALMES | 1870 | 1 |