Naissances / Baptêmes
Commune/Paroisse : Bayonne [Pyrénées Atlantiques] 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | ISAAC | 1878-1884 | 2 |
| 2. | ISAERT | 1939 | 1 |
| 3. | ISARD | 1930 | 1 |
| 4. | ISIBART | 1793 | 1 |
| 5. | ISIDORE | 1835-1865 | 3 |
| 6. | ISIDORE DIT LATOUR | 1828 | 1 |
| 7. | ISIDORE DITE LATOUR | 1823 | 1 |
| 8. | ISIDORI | 1928 | 1 |
| 9. | ISO | 1929-1930 | 2 |
| 10. | ISORÉ | 1919 | 1 |
| 11. | ISQUIER | 1913 | 1 |
| 12. | ISRAEL | 1873 | 1 |
| 13. | ISSANCHOU | 1891 | 1 |
| 14. | ISSENMANN | 1873 | 1 |
| 15. | ISSISSARRY | 1793 | 1 |
| 16. | ISSOURIBEHERE | 1914 | 1 |
| 17. | ISSURIBÉHÈRE | 1844 | 1 |
| 18. | ISTIL | 1892-1933 | 2 |
| 19. | ISTILLART | 1797 | 1 |
| 20. | ISTUAETA | 1848 | 1 |
| 21. | ISUEL | 1928 | 1 |