Commune/Paroisse : Thonon-les-Bains [Haute-Savoie] 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | SECHAUD | 1872 | 1 |
| 2. | SECHAUX | 1632 | 1 |
| 3. | SECRETAIN | 1615-1625 | 2 |
| 4. | SECRETAN | 1646-1661 | 5 |
| 5. | SELLA | 1897 | 1 |
| 6. | SENEVAT | 1642-1900 | 21 |
| 7. | SENEVAZ | 1657 | 1 |
| 8. | SENEVIER | 1662 | 1 |
| 9. | SENIN | 1618 | 1 |
| 10. | SENOFFRE | 1875-1881 | 5 |
| 11. | SENTENAC | 1886 | 1 |
| 12. | SERIN | 1861 | 1 |
| 13. | SERNAGE DIT MESTRALLET | 1698 | 1 |
| 14. | SERNARE | 1614-1655 | 2 |
| 15. | SERRE | 1878-1887 | 3 |
| 16. | SERRERE | 1657 | 1 |
| 17. | SERVAGE | 1628 | 1 |
| 18. | SERVARE | 1659 | 1 |
| 19. | SERVICE | 1646 | 1 |
| 20. | SESTIRAZ | 1619 | 1 |
| 21. | SEUIL | 1883 | 1 |