Commune/Paroisse : Cros-de-Ronesque [Cantal]
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | FABRE | 1796-1920 | 4 | 1 |
| 2. | FAILLES | 1743 | 1 | - |
| 3. | FALCON | 1792 | - | 1 |
| 4. | FALIES | 1719-1803 | 1 | 2 |
| 5. | FALIEX | 1708-1783 | 1 | 1 |
| 6. | FALLIES | 1743 | 1 | - |
| 7. | FAUCON | 1792 | - | 1 |
| 8. | FEL | 1879-1928 | 2 | - |
| 9. | FELIQUIER | 1878 | 1 | - |
| 10. | FELZINES | 1913 | 1 | - |
| 11. | FOELIX | 1728 | - | 1 |
| 12. | FOULIOL | 1752-1797 | 2 | 1 |
| 13. | FOURNIER | 1887-1932 | 2 | 2 |
| 14. | FRAQUIS | 1726 | - | 2 |
| 15. | FRESQUET | 1777-1932 | 8 | 7 |
| 16. | FROQUERES | 1739 | - | 1 |
| 17. | FROQUIERES | 1676-1799 | 7 | 6 |
| 18. | FUALDES | 1716 | 1 | - |
| 19. | FUALDIS | 1716 | 1 | - |