Naissances / Baptêmes
Commune/Paroisse : LASSEUBETAT [Pyrénées-Atlantiques] 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | COI | 1728 | 1 |
| 2. | CONTOU | 1740 | 1 |
| 3. | CORTEILH | 1652-1736 | 3 |
| 4. | COSME | 1830 | 1 |
| 5. | COSTAY | 1643 | 1 |
| 6. | COSTE-CASALET | 1855 | 1 |
| 7. | COSTEI | 1733 | 1 |
| 8. | COSTER | 1723 | 1 |
| 9. | COSTES-CASALET | 1855 | 1 |
| 10. | COSTIS | 1682 | 1 |
| 11. | COUGEUS | 1727-1734 | 3 |
| 12. | COURET | 1682 | 1 |
| 13. | COURS | 1688-1868 | 3 |
| 14. | COURTHIADE dit LACROUTS | 1816 | 1 |
| 15. | COURTHIADE-LACROUTS | 1815-1825 | 4 |
| 16. | COURTIADE | 1851-1873 | 8 |
| 17. | COURTIADE-LACROUTS | 1827-1837 | 4 |
| 18. | COUSTALET | 1882 | 1 |
| 19. | COUSTE | 1801-1808 | 6 |
| 20. | COUSTEY | 1808 | 1 |
| 21. | COUTURE | 1861 | 1 |