Commune/Paroisse : Thenon [Dordogne] 
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | FARNIER | 1757-1893 | 8 | 4 |
| 2. | FAUCHER | 1833-1887 | 1 | 5 |
| 3. | FAUCON | 1774-1891 | 4 | 2 |
| 4. | FAUGERE | 1689-1824 | 12 | 9 |
| 5. | FAUGIERE | 1688 | - | 1 |
| 6. | FAULCON | 1671 | - | 1 |
| 7. | FAURE | 1753-1895 | 18 | 20 |
| 8. | FAUREIL | 1694-1716 | 1 | 1 |
| 9. | FAUREL | 1683-1875 | 2 | 1 |
| 10. | FAVARD | 1608-1893 | 3 | 2 |
| 11. | FAYARD | 1679 | - | 1 |
| 12. | FAYFANT | 1791 | - | 1 |
| 13. | FAYOLE | 1678 | - | 1 |
| 14. | FENGENSSE | 1811 | - | 1 |
| 15. | FERAGONDIE | 1677 | 1 | - |
| 16. | FERANT | 1773 | - | 1 |
| 17. | FEREGAUDIE | 1726-1840 | 3 | 2 |
| 18. | FEREGAUDYE | 1686-1706 | 1 | 1 |
| 19. | FEUIYE (La) | 1747 | - | 1 |
| 20. | FEVE | 1753 | - | 1 |
| 21. | FEYFANT | 1794 | - | 1 |
| 22. | FILLEUL | 1881 | 1 | - |
| 23. | FIRMIN | 1844-1886 | 3 | 2 |
| 24. | FLAGEAS | 1824 | 1 | - |
| 25. | FLAGEAT | 1682 | 1 | - |
| 26. | FLEURAT | 1800 | 1 | - |
| 27. | FONGAUFIER | 1823 | 1 | - |
| 28. | FONTALIRANT | 1802-1889 | 3 | - |
| 29. | FONTANGE | 1687 | 2 | - |
| 30. | FONTAYNE | 1860 | - | 1 |
| 31. | FORT | 1786 | - | 1 |
| 32. | FOSSEMAGNE | 1833-1880 | 3 | - |
| 33. | FOSSEMAIGNE | 1799 | 1 | - |
| 34. | FOUCAUD | 1672-1878 | 10 | 8 |
| 35. | FOUCAUT | 1661 | - | 1 |
| 36. | FOUCHIER | 1610 | - | 1 |
| 37. | FOUILLOUX | 1846-1881 | 2 | 2 |
| 38. | FOULCON | 1661 | - | 1 |
| 39. | FOULCON LABORIE | 1815 | - | 1 |
| 40. | FOURNIER | 1703 | 1 | - |
| 41. | FOYOLLE | 1749 | - | 1 |
| 42. | FRAGOUDYE | 1606 | 1 | - |
| 43. | FRANCOIS | 1830 | 1 | - |
| 44. | FRANCOULON | 1867 | 1 | - |
| 45. | FRANCOULOU | 1813 | 1 | - |
| 46. | FRAPIN | 1745-1781 | 1 | 1 |
| 47. | FREYSSENGEAS | 1848-1887 | - | 2 |
| 48. | FRIZZI | 1892 | 1 | - |
| 49. | FROIDEFON | 1890 | 1 | - |
| 50. | FROIDEFOND | 1822-1858 | 2 | 1 |
| 51. | FRUT | 1870 | 1 | - |