Commune/Paroisse : On [Luxembourg]
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | FAGARI | 1938 | 1 | - |
| 2. | FENA | 1867 | 1 | - |
| 3. | FERAIL | 1866 | - | 1 |
| 4. | FERAILLE | 1870-1872 | - | 2 |
| 5. | FERET | 1922 | 1 | - |
| 6. | FERRAIL | 1863-1864 | 2 | - |
| 7. | FIGUEROA | 1945 | 1 | - |
| 8. | FISCHBACH | 1896-1927 | 2 | 3 |
| 9. | FIVET | 1879 | 1 | - |
| 10. | FLEROn | 1940 | - | 1 |
| 11. | FLORENT | 1881 | - | 1 |
| 12. | FOCANT | 1944 | 1 | - |
| 13. | FORTHOMME | 1942-1946 | - | 2 |
| 14. | FOSSEPREZ | 1891 | 1 | - |
| 15. | FOSSY | 1867 | 1 | - |
| 16. | FOUA | 1810-1830 | 1 | 3 |
| 17. | FOUA AUSPERT | 1861 | - | 1 |
| 18. | FOUAT | 1860 | - | 1 |
| 19. | FOURNY | 1938 | 1 | - |
| 20. | FRANÇOIS | 1856 | 1 | - |
| 21. | FREDERICK | 1913 | - | 1 |
| 22. | FRIBOURG | 1835 | - | 1 |
| 23. | FRICOT | 1882 | 1 | - |
| 24. | FRIPPART | 1907 | - | 1 |
| 25. | FRIPPIAT | 1869-1947 | 6 | 11 |
| 26. | FRISING | 1927 | - | 1 |
| 27. | FURDEL | 1824-1862 | 3 | 1 |
| 28. | FURDELLE | 1822-1922 | 1 | 4 |