| Name | Meaning | Gender | Origin |
|---|
| Lisa | Devoted to God
| Female | English |
| Lizzie | From Elizabeth - Consecrated to God | Female | English |
| Lloyd | gray | Male | Welsh |
| Lois | Battle Maiden | Female | Greek |
| Lola | strong woman | Female | Spanish |
| Loretta | Pure
| Female | English |
| Lottie | free man | Female | English |
| Lou | Famous Warrior | Male | English |
| Louis | famed warrior | Male | |
| Louise | Renowned fighter. Feminine of Louis.
| Female | |
| Lucille | light | Female | |
| Lucy | light: illumination.
| Female | English |
| Luella | Famous elf
| Female | Spelling |
| Lula | Abundant | Female | English |
| Luther | Renowned warrior.
| Male | |
| Lydia | woman from Persia, beauty | Female | Greek |
| Lynn | A cascade
| Male | Welsh |
| Mabel | my fair maid; lovely | Female | English |
| Mable | Lovable | Unisex | English |
| Mack | Son of
| Male | Scottish |
| Madeline | woman from Magdala, one who is elevated, a high tower | Female | English |
| Mae | bitter | Female | English |
| Maggie | Abbreviation of Margaret. A pearl.
| Female | English |
| Malcolm | Royal Blood | Male | Scottish |
| Mamie | Mother | Female | English |