| Name | Meaning | Gender | Origin |
|---|
| Katy | pure | Female | Short |
| Katy | pure | Female | Short |
| Keegan | A thinker: fiery. Form of Hugh.
| Male | Irish |
| Ken | Male Barbie Doll. | Male | English |
| Kevin | handsome | Male | Irish |
| Kiki | From Enriqueta - Pet | Female | |
| Kiki | From Enriqueta - Pet | Female | |
| Kyle | A place-name referring to the narrows: a wood or a church.
| Male | Scottish |
| Kylie | Boomerang. Feminine form of Kyle.
| Female | Aboriginal |
| Layla | night | Female | Arabic |
| Layla | night | Female | Arabic |
| Leah | cow, weary one; glad tidings; mistress, ruler | Female | Hebrew |
| Leif | heir, descendant | Male | Scandinavian |
| Leila | dark as the night | Female | Persian |
| 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 |
| Lia | dependence | Female | Italian |
| Liam | Form of William.
| Male | Irish |
| Libby | Diminutive of Elizabeth.
| Female | English |
| Lila | night | Female | Arabic |
| Lilah | The Lily | Unisex | |
| Lily | Lily
| Female | English |
| Logan | little hollow | Male | Scottish |