Naissances / Baptêmes
Commune/Paroisse : Dax [Landes] 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | BAY | 1925 | 1 |
| 2. | BAYENEU | 1643 | 1 |
| 3. | BAYENS | 1936 | 1 |
| 4. | BAYEUX | 1845 | 1 |
| 5. | BAYLAC | 1705-1752 | 3 |
| 6. | BAYLACQ | 1729-1731 | 2 |
| 7. | BAYLE | 1619-1939 | 20 |
| 8. | BAYLENS | 1775-1779 | 2 |
| 9. | BAYLENX | 1656 | 1 |
| 10. | BAYLENX (DE) | 1718 | 1 |
| 11. | BAYLLE | 1687 | 1 |
| 12. | BAYLONGUE HONDAA | 1884 | 1 |
| 13. | BAYNERES | 1677 | 1 |
| 14. | BAYNOL | 1825 | 1 |
| 15. | BAYOU | 1651 | 1 |
| 16. | BAYROUX | 1823 | 2 |