Commune/Paroisse : Beaufort [Savoie] 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | COLLET | 1791 | 1 |
| 2. | COLLIÉ | 1772 | 1 |
| 3. | COLLOMB | 1729-1745 | 4 |
| 4. | COLLOMBAU BOZON | 1821 | 1 |
| 5. | COLOMB | 1704-1781 | 2 |
| 6. | COMBE SOBUET | 1655 | 1 |
| 7. | COMBEY | 1727 | 1 |
| 8. | COMELLO | 1806 | 1 |
| 9. | COMMOLAZ | 1823-1830 | 3 |
| 10. | COMOLA | 1811 | 1 |
| 11. | COMOLAZ | 1844-1851 | 2 |
| 12. | COMPAGNON | 1662-1713 | 2 |
| 13. | COMTE | 1722-1736 | 3 |
| 14. | COMTE THOUVEX | 1655 | 1 |
| 15. | COMTOZ | 1688 | 1 |
| 16. | CONSEIL | 1793 | 1 |
| 17. | CONSTANTIN | 1720-1805 | 4 |
| 18. | CONTE | 1722-1743 | 5 |
| 19. | CONTOZ | 1706-1728 | 3 |
| 20. | CORATE (?) | 1735 | 1 |
| 21. | CORNE | 1735 | 1 |
| 22. | CORNOZ | 1693 | 1 |
| 23. | CORNU | 1657-1862 | 102 |
| 24. | CORNUT | 1659 | 1 |
| 25. | COSTAZ | 1657-1714 | 3 |
| 26. | COSTE | 1709-1851 | 2 |
| 27. | COSTERG | 1829 | 1 |
| 28. | COSTOZ | 1688-1711 | 2 |
| 29. | COTTILLET | 1711 | 1 |
| 30. | COUPELIN | 1852 | 1 |
| 31. | COUPI | 1773 | 1 |
| 32. | COUPIE | 1812 | 1 |
| 33. | COUPY | 1759-1856 | 10 |
| 34. | COUSTAZ | 1740 | 1 |
| 35. | COUTAZ | 1786 | 1 |
| 36. | COUTEL | 1821 | 1 |
| 37. | COUTIN | 1811 | 1 |
| 38. | COUTTOZ | 1729 | 1 |
| 39. | COUVEX | 1661 | 1 |
| 40. | COVEX SOBRET | 1658 | 1 |