Commune/Paroisse : SAINT-SEURIN-SUR-L'ISLE [Gironde] 
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | LABAT | 1920 | 1 | - |
| 2. | LABORDE | 1936 | - | 1 |
| 3. | LABRUNIE | 1925 | 1 | - |
| 4. | LACAZE | 1906 | 1 | - |
| 5. | LACHAISE | 1919 | - | 1 |
| 6. | LACHAIZE | 1897 | 1 | - |
| 7. | LACOMBE | 1810-1898 | - | 2 |
| 8. | LACOSTE | 1842-1928 | 3 | - |
| 9. | LACOUR | 1855-1930 | 5 | 6 |
| 10. | LACROIX | 1905 | 1 | - |
| 11. | LACROMPE DE LABODRIERE | 1829 | 1 | - |
| 12. | LADOUCHE | 1908 | - | 1 |
| 13. | LAFAYE | 1856-1938 | 3 | - |
| 14. | LAFFITTE | 1919 | 1 | - |
| 15. | LAFOND | 1862 | - | 1 |
| 16. | LAFONT | 1855 | - | 1 |
| 17. | LAFOREST | 1848 | 1 | - |
| 18. | LAFORET | 1885-1942 | 4 | - |
| 19. | LAGARDE | 1905-1931 | 1 | 5 |
| 20. | LAGASSEAU | 1879 | 1 | - |
| 21. | LAGNIERCE | 1857 | 1 | - |
| 22. | LAGORCE | 1869-1901 | 1 | 3 |
| 23. | LAGRANGE | 1923 | 1 | - |
| 24. | LAGUIERA | 1825 | 1 | - |
| 25. | LAGUIERCE | 1870-1875 | 2 | 1 |
| 26. | LAHAIE | 1919 | 1 | - |
| 27. | LAHOSTE | 1909 | 1 | - |
| 28. | LAJUS | 1854-1883 | 1 | 1 |
| 29. | LALIEVE | 1865-1939 | 2 | 4 |
| 30. | LALIEVRE | 1921-1937 | - | 2 |
| 31. | LAMBERT | 1852-1891 | 2 | - |
| 32. | LAMBLIN | 1877 | - | 1 |
| 33. | LAMOUR | 1930 | - | 1 |
| 34. | LAMOUREUX | 1849 | 1 | - |
| 35. | LAMOUROUX | 1905-1940 | 2 | 2 |
| 36. | LANDRY | 1801-1863 | 3 | - |
| 37. | LANGE | 1923-1924 | 1 | 1 |
| 38. | LANORE | 1856 | - | 1 |
| 39. | LANSON | 1857 | - | 1 |
| 40. | LAPARE | 1861 | - | 1 |
| 41. | LAPORTE | 1860-1888 | 2 | 2 |
| 42. | LAPOTERIE | 1873 | 1 | - |
| 43. | LAPRADE | 1923 | 1 | - |
| 44. | LARAPIDIE | 1856 | 1 | - |
| 45. | LARQUET | 1832-1860 | 2 | - |
| 46. | LARQUEY | 1814-1820 | 1 | 1 |
| 47. | LARRIEU | 1937 | 1 | - |
| 48. | LARUE | 1914-1934 | 1 | 1 |
| 49. | LASFARGUES | 1891 | 1 | - |
| 50. | LASSERRE | 1933 | 1 | - |
| 51. | LATHIERE | 1944 | 2 | - |
| 52. | LAUBIERE | 1944 | - | 1 |
| 53. | LAUBIN | 1850 | 1 | - |
| 54. | LAUDU | 1923 | 1 | - |
| 55. | LAUVAITRE | 1931 | - | 1 |
| 56. | LAVAL | 1933 | - | 1 |
| 57. | LAVAUD | 1840-1941 | 2 | 1 |
| 58. | LAVEAU | 1895-1938 | 1 | 2 |
| 59. | LAVEAUD | 1809-1922 | 1 | 1 |
| 60. | LAVEAUX | 1823 | - | 1 |
| 61. | LAVIGNAC | 1895-1926 | 2 | - |
| 62. | LAVILLE | 1919 | - | 1 |
| 63. | LAYNAY | 1849 | 1 | - |
| 64. | LE MAIGRE | 1878 | 1 | - |
| 65. | LEDRU | 1944 | - | 1 |
| 66. | LEGLISE | 1882 | - | 1 |
| 67. | LEONARD | 1889 | - | 1 |
| 68. | LESCURE | 1824 | 1 | - |
| 69. | LESTRADE | 1854 | 1 | - |
| 70. | LEYRANG | 1819 | 1 | - |
| 71. | LHOMME | 1827 | 1 | - |
| 72. | LIAUTARD | 1916 | - | 1 |
| 73. | LINARD | 1869 | 1 | - |
| 74. | LISEAU | 1869 | - | 1 |
| 75. | LISOT | 1908-1937 | 1 | 2 |
| 76. | LIZEAU | 1890 | 1 | - |
| 77. | LOMENIE | 1921 | 1 | - |
| 78. | LORBLANCHE | 1921-1939 | 1 | 1 |
| 79. | LOURME | 1841-1863 | 1 | 1 |
| 80. | LOYE | 1873 | 1 | - |
| 81. | LUCAS | 1821-1943 | 3 | 2 |