Commune/Paroisse : Saint-Gervais-les-Bains [Haute-Savoie] 
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | GEHRER | 1880 | 1 | - |
| 2. | GEINDRE | 1631-1679 | 1 | 1 |
| 3. | GENAMÉ | 1714 | 1 | - |
| 4. | GENAMIS | 1703 | 1 | - |
| 5. | GENAMY | 1681-1898 | 4 | 1 |
| 6. | GENDET | 1807 | - | 1 |
| 7. | GENDRE | 1677 | 1 | - |
| 8. | GENET | 1760-1828 | 4 | - |
| 9. | GENIX | 1891 | 1 | - |
| 10. | GENOU-ROUX | 1845 | - | 1 |
| 11. | GENOUD | 1908 | 1 | - |
| 12. | GENOUX-ROUX | 1819-1880 | 1 | 1 |
| 13. | GENTIL | 1747-1760 | - | 2 |
| 14. | GEORGES | 1910 | 1 | - |
| 15. | GERAT | 1641-1801 | 15 | 12 |
| 16. | GERAUDAY | 1760 | 1 | - |
| 17. | GERAUDET | 1632-1704 | 1 | 1 |
| 18. | GERAUDEY | 1628-1785 | 4 | 3 |
| 19. | GERDIL | 1634-1854 | 9 | 13 |
| 20. | GERDIL MARGUERON | 1904 | 1 | - |
| 21. | GERDIL-MARGUERON | 1684-1897 | 21 | 18 |
| 22. | GERDIT DIT MARGUERON | 1671 | 1 | - |
| 23. | GERDY | 1678 | 1 | - |
| 24. | GERFAUD | 1802-1897 | 4 | 1 |
| 25. | GERFAUT | 1631 | - | 1 |
| 26. | GERFAUX | 1683 | - | 1 |
| 27. | GEROD | 1605-1679 | 3 | - |
| 28. | GEROUDEYS | 1670 | 1 | - |
| 29. | GERVAIS | 1669-1748 | 4 | 3 |
| 30. | GERVAIX | 1608-1715 | 4 | 3 |
| 31. | GERVEX | 1607-1866 | 7 | 5 |
| 32. | GEX | 1800-1821 | 2 | - |