Commune/Paroisse : Thusy [Haute-Savoie] 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | BAILLY | 1877-1895 | 2 |
| 2. | BAISIN | 1663 | 1 |
| 3. | BALLANGUY | 1880 | 1 |
| 4. | BALLET | 1628 | 1 |
| 5. | BALLY | 1626-1901 | 73 |
| 6. | BALMONT | 1842 | 1 |
| 7. | BARBE | 1883 | 1 |
| 8. | BARBERY | 1871 | 1 |
| 9. | BARBIER | 1644 | 1 |
| 10. | BARDY | 1872 | 1 |
| 11. | BARRACHIN | 1888 | 1 |
| 12. | BARRET | 1878 | 1 |
| 13. | BATTU | 1877 | 1 |
| 14. | BAUDET | 1749-1825 | 5 |