Commune/Paroisse : Loisin [Haute-Savoie] 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | FALCONNET | 1693 | 1 |
| 2. | FAVIER BOSSON | 1829 | 1 |
| 3. | FAVRAT | 1814-1838 | 4 |
| 4. | FAVRE | 1765-1781 | 2 |
| 5. | FELIX | 1818 | 1 |
| 6. | FICHARD | 1819 | 1 |
| 7. | FLAMANT | 1772 | 1 |
| 8. | FLAMMAND | 1828 | 1 |
| 9. | FLAUTET | 1823 | 1 |
| 10. | FLEURET | 1763-1848 | 2 |
| 11. | FLOQUET | 1622 | 1 |
| 12. | FLOTTET | 1820 | 1 |
| 13. | FOCHARD | 1807 | 1 |
| 14. | FOEX | 1771-1823 | 2 |
| 15. | FOREL | 1819-1860 | 11 |
| 16. | FOUDRAL | 1854 | 1 |
| 17. | FOURNIER | 1701 | 1 |
| 18. | FROCHARD | 1806-1812 | 2 |
| 19. | FROSSARD | 1790-1824 | 3 |