| Name | Meaning | Gender | Origin |
|---|
| Khan | An Indian ruler or official | Unisex | |
| Kipling | after Rudyard Kipling, writer | Unisex | |
| Kirk | church | Male | Norse |
| Laszlo | after the character in the movie Real Genius | Male | Hungarian |
| Lee | Healer
| Male | English |
| Legolas | Tolkien, Lord of the Rings | Unisex | |
| Leland | from the meadow land | Male | English |
| Leo | Lion.
| Male | Latin |
| Leopold | after Leopoldo in the movie Blood and Roses | Male | |
| Lestat | | Unisex | Hebrew |
| Lester | Fortified place.
| Male | English |
| Lewis | Renowned fighter. Form of Louis.
| Male | English |
| Lex | Protector Of Mankind | Male | English |
| Link | English, town by the pool | Male | Word |
| Linus | flaxen-haired | Male | Greek |
| Linux | | Unisex | Hebrew |
| Logan | little hollow | Male | Scottish |
| Louis | famed warrior | Male | |
| Lowell | Beloved | Male | |
| Luigi | Famous fighter
| Male | Italian |
| Luke | Light | Male | Greek |
| Luke Skywalker | | Unisex | Hebrew |
| Lyle | island | Male | Scottish |
| Mack | Son of
| Male | Scottish |
| Mal | Chief
| Male | |