Commune/Paroisse : MONGAUZY [Gironde] 
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | RABALEAU | 1895 | - | 1 |
| 2. | RABALLEAU | 1826 | 1 | - |
| 3. | RAFFARD | 1898 | 1 | - |
| 4. | RAMBAUD | 1821-1901 | 3 | 6 |
| 5. | RANDEAU | 1810 | - | 1 |
| 6. | RAPIN | 1839-1897 | 3 | 2 |
| 7. | RAVIS | 1853 | - | 2 |
| 8. | REGAMON | 1818-1825 | - | 2 |
| 9. | REGIMON | 1857 | - | 1 |
| 10. | REGIMOND | 1833 | 1 | - |
| 11. | REGIMOU | 1871 | 1 | - |
| 12. | REGLAT | 1839 | 1 | - |
| 13. | REICH | 1862 | 1 | - |
| 14. | REY | 1853 | 1 | - |
| 15. | RHOUDES | 1816 | - | 1 |
| 16. | RICAUD | 1851 | - | 1 |
| 17. | RIFFAUD | 1847-1878 | 3 | - |
| 18. | RIVIERE | 1837-1850 | 1 | 1 |
| 19. | ROBERT | 1878 | 1 | - |
| 20. | ROBIN | 1804-1890 | 6 | 2 |
| 21. | ROBOAM | 1851 | 1 | - |
| 22. | ROCHEREAU | 1808 | 1 | - |
| 23. | ROFFIGNOL | 1842 | 1 | - |
| 24. | ROSSIGNOL | 1828-1832 | - | 2 |
| 25. | ROUDES | 1902 | - | 1 |
| 26. | ROUDEZ | 1813 | 1 | - |
| 27. | ROUGIER | 1888 | - | 1 |
| 28. | ROUSSILLES | 1853 | 1 | - |
| 29. | ROUSSILLON | 1851 | 1 | - |
| 30. | ROUX | 1859 | 1 | - |