Commune/Paroisse : Florenville [Luxembourg]
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | COGNAUX | 1951 | 1 |
| 2. | COIBION | 2019 | 1 |
| 3. | COKAIKO | 1939 | 1 |
| 4. | COLIN | 1720-1966 | 5 |
| 5. | COLINET | 1783 | 1 |
| 6. | COLLARD | 1798-2014 | 20 |
| 7. | COLLART | 1786-1897 | 12 |
| 8. | COLLET | 1750-1956 | 3 |
| 9. | COLLIGNON | 1698-2018 | 27 |
| 10. | COLLIN | 1720-1962 | 44 |
| 11. | COLLOT | 2006 | 1 |
| 12. | CONDE | 1885 | 1 |
| 13. | CONNERAD | 1811-1826 | 2 |
| 14. | CONNERARD | 1830 | 1 |
| 15. | CONNERATE | 1822 | 1 |
| 16. | CONNEROTE | 1812-1819 | 2 |
| 17. | CONNEVILLE | 1770 | 1 |
| 18. | CONRARD | 1793 | 1 |
| 19. | CONROT | 1885 | 1 |
| 20. | COPET | 2015 | 2 |
| 21. | COPPIN | 1871-1915 | 2 |
| 22. | CORDIER | 1967 | 1 |
| 23. | CORNEROTTE | 2018 | 1 |
| 24. | CORNET | 1870-1955 | 10 |
| 25. | CORTIN | 1933 | 1 |
| 26. | COTTON | 1697-2019 | 28 |
| 27. | COULONVAL | 1907-1950 | 2 |
| 28. | COURTAN | 1796 | 1 |
| 29. | COURTEAU | 1752-1803 | 3 |
| 30. | COUSET | 1842-1873 | 6 |
| 31. | COUSIN | 1873 | 1 |