Commune/Paroisse : Desingy [Haute-Savoie] 
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | FALCONNAT | 1754 | - | 1 |
| 2. | FALCONNET | 1813-1903 | 2 | - |
| 3. | FALCONNIER | 1750-1851 | 2 | 1 |
| 4. | FARAMAZ | 1843-1910 | 1 | 1 |
| 5. | FAULIX | 1896 | 1 | - |
| 6. | FAURE | 1861 | 1 | - |
| 7. | FAVRE | 1727-1917 | 7 | 7 |
| 8. | FENNAZ | 1706 | - | 1 |
| 9. | FENOIS | 1742 | 1 | - |
| 10. | FENOUILLET | 1891-1896 | - | 2 |
| 11. | FERRAND | 1912 | 1 | - |
| 12. | FETAZ | 1867 | 1 | - |
| 13. | FICOET | 1780 | - | 1 |
| 14. | FICUET | 1880-1893 | 2 | - |
| 15. | FIERTZ | 1899 | 1 | - |
| 16. | FIGUET | 1719-1735 | 2 | - |
| 17. | FIQUOEX-MONTAILLOUX | 1767 | - | 1 |
| 18. | FLEURY | 1711-1919 | 16 | 16 |
| 19. | FLEURY DE DOUVRE | 1776 | 1 | - |
| 20. | FOEX | 1722 | - | 1 |
| 21. | FONTAINE | 1824-1896 | 3 | 1 |
| 22. | FONTANEL | 1722-1906 | 7 | 6 |
| 23. | FONTANELLE | 1761 | - | 1 |
| 24. | FORME | 1903 | 1 | - |
| 25. | FOSSOUX | 1910 | 1 | 1 |
| 26. | FOURNIER | 1743-1900 | 5 | 1 |
| 27. | FRANCHET | 1887 | 1 | - |
| 28. | FRANCIS | 1824 | 1 | - |
| 29. | FRANCIZOD | 1885-1905 | 2 | 1 |
| 30. | FRANCIZOZ | 1792 | - | 1 |
| 31. | FRANCONVILLE | 1899 | 1 | - |
| 32. | FREZIER | 1864 | 1 | - |
| 33. | FROMENT | 1812 | 1 | - |
| 34. | FRUIT | 1905 | 1 | - |
| 35. | FULIQUET | 1793-1834 | - | 3 |
| 36. | FULLIQUET | 1840 | - | 1 |
| 37. | FUMAX | 1743-1764 | - | 2 |
| 38. | FUMAZ | 1704-1919 | 24 | 21 |
| 39. | FUMAZ ? | 1706 | 1 | - |
| 40. | FUMAZ-BOLOGNON | 1750-1775 | 1 | 1 |
| 41. | FUMEX | 1707-1878 | 3 | - |