Commune/Paroisse : Lornay [Haute-Savoie] 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | COLLET | 1773-1860 | 3 |
| 2. | COLLIER | 1863 | 1 |
| 3. | COLLOMB | 1828-1902 | 2 |
| 4. | COMBAI | 1761 | 1 |
| 5. | COMBEPINE | 1837 | 1 |
| 6. | COMBET | 1745-1821 | 4 |
| 7. | COMBEY | 1784 | 1 |
| 8. | COMMOD | 1623-1670 | 2 |
| 9. | COMOD | 1690-1711 | 2 |
| 10. | COMOZ | 1667-1884 | 38 |
| 11. | CONCHON | 1906 | 1 |
| 12. | COPATEL | 1856 | 1 |
| 13. | COUDERC | 1863 | 1 |
| 14. | COULANGE | 1859 | 1 |
| 15. | COUMOZ | 1676 | 1 |
| 16. | COUSIN | 1662 | 1 |
| 17. | COUTURIER | 1859 | 1 |