Commune/Paroisse : Beaumarchès Cayron [Gers] 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | BARBAT | 1712 | 1 |
| 2. | BARBÉ | 1700-1792 | 44 |
| 3. | BAUDRAN | 1786-1792 | 2 |
| 4. | BEAUREPOS | 1774 | 1 |
| 5. | BELIN | 1775 | 1 |
| 6. | BESIAN (BEZIAN) | 1702 | 1 |
| 7. | BEYRIE | 1711 | 2 |
| 8. | BONNET | 1726-1728 | 2 |
| 9. | BORDES | 1733-1782 | 2 |
| 10. | BOUNET | 1744-1791 | 6 |
| 11. | BRAGAYRAT | 1702-1708 | 3 |
| 12. | BRESCON | 1704-1791 | 29 |
| 13. | BRUZON | 1785-1791 | 4 |
