Commune/Paroisse : Alby-sur-Chéran [Haute-Savoie] 
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | COCHET | 1722-1917 | 9 | 2 |
| 2. | COHENDET | 1663-1860 | - | 2 |
| 3. | COINDET | 1878 | 1 | - |
| 4. | COLLET | 1707-1797 | 2 | 3 |
| 5. | COLLOMB | 1711-1839 | 7 | 3 |
| 6. | COLLOMB DIT PRIMAT | 1831 | 1 | - |
| 7. | COLLOMBAT | 1799-1821 | 2 | - |
| 8. | COLLOMBAZ | 1849 | - | 1 |
| 9. | COLLOMBET | 1826 | 1 | - |
| 10. | COLOMB | 1781 | - | 1 |
| 11. | COMBEPINE | 1853 | 1 | - |
| 12. | COMMUNAL | 1848 | 1 | - |
| 13. | COMOZ | 1852-1899 | 1 | 1 |
| 14. | CONSTANTIN | 1830 | 1 | - |
| 15. | CONVERSY | 1895 | - | 1 |
| 16. | COSTA | 1657 | 1 | - |
| 17. | COSTAG | 1663 | - | 1 |
| 18. | COSTE | 1652-1684 | 1 | 1 |
| 19. | COSTER | 1667-1754 | - | 4 |
| 20. | COSTERG | 1664-1673 | 2 | - |
| 21. | COT? | 1669 | 1 | - |
| 22. | COTTIN | 1886-1906 | 2 | - |
| 23. | COUDURIER | 1866-1871 | 2 | - |
| 24. | COUTERE | 1783 | - | 1 |