Commune/Paroisse : Chamonix-Mont-Blanc [Haute-Savoie] 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | LOBIETO | 1859 | 1 |
| 2. | LOCATELLI | 1929 | 1 |
| 3. | LOCCIDAL | 1951 | 1 |
| 4. | LOCHET | 1889-1918 | 4 |
| 5. | LOEY | 1725-1738 | 6 |
| 6. | LOEYS | 1696 | 1 |
| 7. | LOINGEVILLE | 1893-1910 | 4 |
| 8. | LOISELET | 1945 | 1 |
| 9. | LOIZAI | 1811 | 1 |
| 10. | LOMBARD | 1771-1936 | 12 |
| 11. | LONATI | 1935 | 1 |
| 12. | LONFAT | 1871-1957 | 5 |
| 13. | LONG | 1945 | 1 |
| 14. | LONGET | 1934-1956 | 2 |
| 15. | LONGUET | 1888 | 1 |
| 16. | LORDONNOIS | 1927 | 1 |
| 17. | LORECCHIO DE CORREA | 1919 | 1 |
| 18. | LORION | 1957 | 1 |
| 19. | LOUSTALOT | 1928 | 1 |
| 20. | LOUVIER | 1955 | 1 |
| 21. | LOUWARD | 1954 | 1 |
| 22. | LOUX | 1953 | 1 |
| 23. | LOUYAT | 1725 | 1 |
| 24. | LOUYS | 1704 | 1 |
| 25. | LOVERA | 1913 | 1 |
| 26. | LOVEY | 1942 | 1 |
| 27. | LOY | 1731-1834 | 4 |
| 28. | LOYE | 1700-1911 | 25 |
| 29. | LOYET | 1726 | 1 |