Commune/Paroisse : Groisy [Haute-Savoie] 
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | GAILLARD | 1845 | - | 1 |
| 2. | GALLAY | 1725 | - | 1 |
| 3. | GALLIARD | 1798 | 1 | - |
| 4. | GALLO | 1755 | - | 1 |
| 5. | GANGOIX | 1688 | - | 1 |
| 6. | GANGUEX | 1670 | 1 | - |
| 7. | GANGUEZ | 1691 | - | 1 |
| 8. | GARCEL | 1732 | 1 | - |
| 9. | GARCEL OU GURCEL | 1732 | - | 1 |
| 10. | GARCIN | 1813 | - | 1 |
| 11. | GASPARD | 1670 | 1 | - |
| 12. | GATELLET | 1732 | 1 | - |
| 13. | GAVARD | 1734-1779 | 1 | 2 |
| 14. | GAVE | 1774 | - | 1 |
| 15. | GAVEL | 1722-1860 | 13 | 4 |
| 16. | GAVILLET | 1758-1766 | - | 2 |
| 17. | GAY | 1717-1838 | 2 | 3 |
| 18. | GAY DE BOUGY | 1837 | 1 | - |
| 19. | GERLIER | 1703 | - | 1 |
| 20. | GIGNOUX | 1846 | 1 | - |
| 21. | GIROD | 1798 | 2 | - |
| 22. | GONGUEX | 1690 | - | 1 |
| 23. | GONIN | 1829 | 1 | - |
| 24. | GOY | 1825 | - | 1 |
| 25. | GRAN CHAMP | 1802 | - | 1 |
| 26. | GRANCHAM | 1787 | 1 | - |
| 27. | GRANCHAMP | 1750-1814 | 2 | 1 |
| 28. | GRANCHAMPT | 1698 | 1 | - |
| 29. | GRAND | 1722-1842 | 2 | - |
| 30. | GRAND CHAMP | 1725-1803 | 1 | 1 |
| 31. | GRAND CHAMPT | 1688 | 1 | - |
| 32. | GRAND-CHAMP | 1755-1756 | 1 | 1 |
| 33. | GRAND-CHAMPT | 1703 | 1 | - |
| 34. | GRANDCHAMP | 1724-1834 | 6 | 3 |
| 35. | GRANDET | 1755 | 1 | - |
| 36. | GREFFIER | 1836 | 1 | - |
| 37. | GRIBOD | 1796 | 1 | - |
| 38. | GRILLET | 1677 | 1 | - |
| 39. | GRIVAUD | 1850 | 1 | - |
| 40. | GRUAZ | 1722 | 1 | - |
| 41. | GUAILLARD | 1683 | 1 | - |
| 42. | GUI.?.. | 1725 | - | 1 |
| 43. | GURRAZ | 1698 | 1 | - |