| Name | Meaning | Gender | Origin |
|---|
| Kitty | Variant of Katherine. Pure.
| Female | English |
| Kizzy | From Roots | Female | English |
| Lady | A female title of nobility. | Female | |
| Lemon | | Unisex | Hebrew |
| Leonora | Light | Female | Italian |
| Lestat | | Unisex | Hebrew |
| Licorice | Confection made from the licorice root. | Unisex | |
| Lightning | | Unisex | Hebrew |
| Lil | English from Latin, lily, a flower | Female | English |
| Lil | English from Latin, lily, a flower | Female | English |
| Lucia | Light | Female | Italian |
| Lucie | Light | Unisex | French |
| Madonna | my lady | Female | Latin |
| Mafalda | Strength In Battle | Female | Italian |
| Mahalia | affection | Female | Hebrew |
| Mama | Informal for mother. | Unisex | |
| Mango | after the character in Saturday Night Live | Unisex | |
| Manhattan | Whiskey | Unisex | |
| Manson | | Unisex | Hebrew |
| Margarita | Cocktail made with tequila and lemon or lime juice. | Female | Spanish |
| Maui | | Unisex | |
| Meg | Pearl | Female | English |
| Mika | Abbreviation of Michaela:Micaela: Mikaela: Mikayla: Mychaela: Mikella. Feminine of Michael gift from God.
| Female | Japanese |
| Mikey | | Unisex | |
| Milagros | Spanish for miracles | Female | Spanish |