Commune/Paroisse : Montagny-les-Lanches [Haute-Savoie] 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | GAILLARD | 1677-1852 | 4 |
| 2. | GAIME | 1829-1892 | 3 |
| 3. | GALLIACHE | 1890 | 1 |
| 4. | GANTELET | 1688-1833 | 4 |
| 5. | GANTELLET | 1820 | 1 |
| 6. | GARCIN | 1628-1920 | 8 |
| 7. | GARIN | 1626 | 1 |
| 8. | GARRON | 1786 | 1 |
| 9. | GATTELET | 1902 | 1 |
| 10. | GAUDILLIERE | 1882 | 1 |
| 11. | GAUDIN | 1759 | 1 |
| 12. | GAY | 1748-1911 | 8 |
| 13. | GELLY | 1888 | 1 |
| 14. | GERMAIN | 1678-1904 | 9 |
| 15. | GERMIN | 1837 | 1 |
| 16. | GINOLET | 1842 | 1 |
| 17. | GIRARD | 1627-1923 | 6 |
| 18. | GIROD | 1683 | 1 |
| 19. | GODARD | 1850 | 1 |
| 20. | GONON | 1892 | 1 |
| 21. | GRAIFFIOZ | 1755 | 1 |
| 22. | GREFFIE | 1701-1776 | 2 |
| 23. | GREFFIER | 1774 | 1 |
| 24. | GREFFIOZ | 1710 | 2 |
| 25. | GRILLIER ? | 1626 | 1 |
| 26. | GROSDAILLON | 1888 | 1 |
| 27. | GRUAZ | 1756-1798 | 2 |
| 28. | GUARCIN | 1640 | 1 |
| 29. | GUAY | 1800 | 1 |
| 30. | GUER... DIT DE LACOMBE | 1631 | 1 |
| 31. | GUICHER | 1872 | 1 |
| 32. | GUILERMAIN | 1824 | 1 |
| 33. | GUILLERMAIN | 1816-1927 | 9 |
| 34. | GUILLERMIN | 1682-1840 | 7 |
| 35. | GUILLET | 1875-1884 | 2 |
| 36. | GUILLY | 1745 | 1 |
| 37. | GUINAND | 1892 | 1 |
| 38. | GUIOT | 1754 | 1 |
| 39. | GURCEL | 1836 | 1 |
| 40. | GURSEL | 1693 | 1 |
| 41. | GYRARD | 1628 | 1 |