| Name | Meaning | Gender | Origin |
|---|
| Lena | Alluring, Temptress, Light | Female | Greek |
| Lennon | small cloak or cape | Male | Irish |
| Leon | lion | Male | Greek |
| Lexi | Greek, feminine form of Alexander, defending men | Female | English |
| Lilith | character in Cheers | Female | Assyrian |
| Lillian | lily, a flower | Female | English |
| Lily | Lily
| Female | English |
| Lincoln | Capital of Nebraska, USA. Old English: home by the pond | Male | English |
| Lindsay | pool island; linden island | Female | English |
| Locke | after the philosopher John Locke | Male | English |
| Luke | Light | Male | Greek |
| Luna | moon | Female | Latin |
| Lyric | lyre | Female | Greek |
| Macbeth | Son of Beth
| Male | |
| MacKenzie | Child of the wise leader
| Female | Scottish |
| Madison | son of a mighty warrior; son of Maud | Female | English |
| Mara | Sorrowful | Female | Hebrew |
| Marlo | Bitter | Female | American |
| Mary | bitter | Female | Hebrew |
| Matilda | battle-mighty | Female | |
| Megan | mighty, strong able, pearl | Female | English |
| Melissa | bee, honey | Female | Greek |
| Michelle | Feminine of Michael | Female | |
| Miranda | Admirable
| Female | Latin |
| Morgan | circle; sea | Female | Welsh |