Commune/Paroisse : Saint-Léon-sur-l'Isle [Dordogne] 
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | JALAGE | 1713-1898 | 2 | 1 |
| 2. | JALLAGE | 1803 | 1 | - |
| 3. | JAMBE | 1813 | 1 | - |
| 4. | JAMMET | 1717-1771 | 3 | 1 |
| 5. | JANEAU | 1675-1773 | 2 | 3 |
| 6. | JANNEAU | 1686 | - | 1 |
| 7. | JAUBERT | 1720 | - | 1 |
| 8. | JAVERZAC | 1749-1762 | 2 | - |
| 9. | JAY | 1636-1775 | 5 | 11 |
| 10. | JEAMMET | 1853 | 1 | - |
| 11. | JEAN | 1875 | 1 | - |
| 12. | JEANNEAU | 1684-1686 | 1 | 1 |
| 13. | JELAGE | 1687 | - | 1 |
| 14. | JERILPEL | 1754 | 1 | - |
| 15. | JOBERT | 1732 | - | 1 |
| 16. | JOFFRAUD | 1902 | 1 | - |
| 17. | JOIEL | 1650 | - | 1 |
| 18. | JOUANNEL | 1834-1841 | 2 | - |
| 19. | JOUBERT (?) | 1639-1659 | 2 | - |
| 20. | JOURDAC | 1677 | 1 | - |
| 21. | JOURDAT | 1708 | 1 | - |
| 22. | JOURDE | 1834 | 1 | - |
| 23. | JOUYEL | 1628 | - | 1 |
| 24. | JOYEL | 1736-1858 | 2 | 2 |
| 25. | JUEN | 1683 | 1 | - |
| 26. | JURI (?) | 1677 | - | 1 |