Commune/Paroisse : RIONS [Gironde] 
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | BEAUMONT | 1906 | - | 1 |
| 2. | BEAUREGARD | 1757-1875 | 10 | 6 |
| 3. | BECANNE | 1839-1903 | 3 | 3 |
| 4. | BECHADE | 1787 | - | 1 |
| 5. | BECHAVE | 1827 | 1 | - |
| 6. | BEDOURET | 1907 | 1 | - |
| 7. | BELLET | 1792 | - | 1 |
| 8. | BELLOC | 1775-1903 | 9 | 2 |
| 9. | BENEYTOU | 1903 | - | 1 |
| 10. | BENTEJAC | 1807-1840 | 1 | 1 |
| 11. | BERARD | 1871 | - | 1 |
| 12. | BERGADIEU | 1902 | - | 1 |
| 13. | BERGE | 1832 | - | 1 |
| 14. | BERGER | 1828-1876 | 4 | - |
| 15. | BERGES | 1804-1901 | 4 | 5 |
| 16. | BERGEY | 1792 | 1 | - |
| 17. | BERNADET | 1895 | 1 | - |
| 18. | BERNARD | 1777-1909 | 1 | 1 |
| 19. | BERNEDE | 1828-1880 | - | 2 |
| 20. | BERNIER | 1768-1852 | 5 | 2 |
| 21. | BERRIER | 1817 | 1 | - |
| 22. | BERT | 1834 | 1 | - |
| 23. | BERTIN | 1845-1909 | 1 | 1 |
| 24. | BERTRAND | 1910 | 1 | - |
| 25. | BESOMBES | 1776 | - | 1 |
| 26. | BESSE | 1793 | - | 1 |
| 27. | BESTE | 1860 | 1 | - |
| 28. | BETUS | 1803 | - | 1 |
| 29. | BEYLARD | 1756 | - | 1 |
| 30. | BEYNIR | 1841 | - | 1 |
| 31. | BEYNIS | 1776 | - | 1 |
| 32. | BEYNIT | 1827 | - | 1 |