Commune/Paroisse : Coise-Saint-Jean-Pied-Gauthier [Savoie] 
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | COCHE | 1798 | - | 1 |
| 2. | COCHET | 1801 | - | 1 |
| 3. | COENDOZ | 1693 | 1 | - |
| 4. | COLLOMB | 1739-1834 | 3 | - |
| 5. | COMBAZ | 1677-1869 | 2 | 2 |
| 6. | COMBET | 1757-1814 | 2 | 1 |
| 7. | COMMANDEUR | 1839 | 1 | - |
| 8. | COMMOUX | 1761-1898 | 11 | 15 |
| 9. | COMOUX | 1772-1803 | 2 | 3 |
| 10. | COMOZ | 1738-1758 | 2 | 1 |
| 11. | CORSET | 1765 | 1 | - |
| 12. | COSTAMAGNA | 1881 | 1 | - |
| 13. | COTET | 1810 | - | 1 |
| 14. | COTTAT | 1876 | 1 | - |
| 15. | COTTET | 1787-1890 | 10 | 5 |
| 16. | COUCHET | 1723 | - | 1 |
| 17. | COUDURIER | 1884 | 1 | - |
| 18. | COUPÉ-LAVIGNE | 1726-1742 | 2 | - |
| 19. | COUTIN | 1881 | 1 | - |