| Name | Meaning | Gender | Origin |
|---|
| Lindeberg | From the linden tree hill
| Male | |
| Lindsay | pool island; linden island | Female | English |
| Lindy | Serpent | Unisex | English |
| Linus | flaxen-haired | Male | Greek |
| Lora | Flower
| Female | |
| Loretta | Pure
| Female | English |
| Lorna | of Lorne | Female | English |
| Louis | famed warrior | Male | |
| Lovell | Little Wolf | Unisex | English |
| Lowell | Beloved | Male | |
| Lynette | idol | Female | Welsh |
| Magnolia | Flower
| Female | Latin |
| Mithra | Contract | Unisex | Persian |
| Morag | great | Female | Scottish |
| Nelda | one who lives by the alder tree | Female | English |
| Nimbus | | Unisex | |
| Noire | | Unisex | |
| Nun | | Unisex | |
| Oakley | from the oak meadow | Male | English |
| Ogden | from the oak valley | Male | English |
| Olive | kind one; olive tree, peace. Symbol of peace. A small oval fruit. | Female | English |
| Oliver | The olive tree. The biblical olive tree symbolizes fruitfulness and beauty and dignity. Extending an olive branch signifies an offer of peace.
| Male | Latin |
| Olivia | Olive
| Female | Latin |
| Olivier | From the olive tree
| Male | |
| Opal | Australian gemstone of remarkable colours, usually red, blue or green | Female | Sanskrit |