| Name | Meaning | Gender | Origin |
|---|
| Keegan | A thinker: fiery. Form of Hugh.
| Male | Irish |
| Kevin | handsome | Male | Irish |
| Kirk | church | Male | Norse |
| Kyle | A place-name referring to the narrows: a wood or a church.
| Male | Scottish |
| Lazarus | God's help | Male | Greek |
| Legend | A romanticised story from earlier times. One who achieves legendary fame. | Male | English |
| Lennon | small cloak or cape | Male | Irish |
| Lennox | amid the lems, from the field of elm trees | Male | Scottish |
| Leo | Lion.
| Male | Latin |
| Levi | United | Male | Hebrew |
| Lewis | Renowned fighter. Form of Louis.
| Male | English |
| Lionel | Cousin of Lancelot
| Male | Latin |
| Logan | little hollow | Male | Scottish |
| Lowell | Beloved | Male | |
| Luca | man from Lucania | Male | Italian |
| Lucas | Form of Luke light: illumination.
| Male | Latin |
| Lucius | Light | Male | Roman |
| Lucky | Having good luck. | Male | Word |
| Luke | Light | Male | Greek |
| Major | Army or Air Force rank above Captain but below Lieutenant Colonel | Male | Latin |
| Mandela | | Male | Hebrew |
| Manhattan | Whiskey | Unisex | |
| Mark | warlike | Male | Latin |
| Marlon | little hawk | Male | English |
| Mason | Worker in stone. | Male | English |