Commune/Paroisse : Coise-Saint-Jean-Pied-Gauthier [Savoie] 
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | JABOLY | 1840 | - | 1 |
| 2. | JACQUIER | 1680-1897 | 5 | 4 |
| 3. | JAGET | 1758 | - | 1 |
| 4. | JAILLET | 1869 | - | 1 |
| 5. | JANDET | 1826-1869 | 2 | - |
| 6. | JANIM | 1737 | 1 | - |
| 7. | JANIN | 1785-1790 | 1 | 1 |
| 8. | JANNET | 1850-1875 | 2 | - |
| 9. | JANOT | 1823 | - | 1 |
| 10. | JAQUENOD | 1770-1791 | - | 2 |
| 11. | JAQUENOT | 1746-1780 | 1 | 2 |
| 12. | JAQUENOT-BOTTEVILLE | 1694 | 1 | - |
| 13. | JAQUIER | 1708-1781 | 7 | 2 |
| 14. | JARIAN | 1859 | 1 | - |
| 15. | JARIAND | 1859 | - | 1 |
| 16. | JARRIAN | 1788-1820 | 1 | 1 |
| 17. | JARRIAND | 1860 | 1 | - |
| 18. | JARRIAND/JARRIAN | 1822 | - | 1 |
| 19. | JAYET | 1780 | - | 1 |
| 20. | JEANDET | 1863-1895 | - | 2 |
| 21. | JEANDET/JANDET | 1837 | 1 | - |
| 22. | JEANNET | 1860-1884 | 2 | - |
| 23. | JORREUX/JINAND ? | 1770 | - | 1 |
| 24. | JUANOT/JOUANNEAU | 1775 | 1 | - |
| 25. | JULLIAND | 1884 | 1 | - |