Mariages
Commune/Paroisse : Bayonne [Pyrénées Atlantiques] 
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | COSME | 1864 | 1 | - |
| 2. | COSNAY | 1923 | 1 | - |
| 3. | COSNEAU | 1935 | 1 | - |
| 4. | COSSE | 1806 | 1 | - |
| 5. | COSSID | 1850-1913 | 2 | 3 |
| 6. | COSSON | 1888-1939 | 4 | - |
| 7. | COSSOU | 1871 | - | 1 |
| 8. | COSTA | 1922 | - | 1 |
| 9. | COSTALLAT | 1825 | - | 1 |
| 10. | COSTAMALE | 1867 | - | 1 |
| 11. | COSTARRAMONT | 1814 | - | 1 |
| 12. | COSTE | 1795-1934 | 3 | 5 |
| 13. | COSTEDOAT | 1875 | - | 1 |
| 14. | COSTÉDOAT DONAT | 1887-1920 | 1 | 2 |
| 15. | COSTEDOIT | 1820-1878 | 2 | 3 |
| 16. | COSTELOT | 1911 | 1 | - |
| 17. | COSTEMALE | 1901-1926 | 2 | 1 |
| 18. | COSTEMALLE | 1874 | 1 | - |
| 19. | COSTER | 1892 | 1 | - |
| 20. | COSTES | 1809-1920 | 1 | 2 |