| Name | Meaning | Gender | Origin |
|---|
| Katrina | Greek, pure | Female | |
| Keely | Beautiful | Unisex | Irish |
| Kegan | A thinker: fiery. Form of Hugh.
| Male | |
| Keira | after the actress Keira Knightley | Female | Irish |
| Kiara | Italian, light, clear | Female | Spelling |
| Kirk | church | Male | Norse |
| Kit | Nickname for Christopher. Frontiersman Kit Carson.
| Male | English |
| Kobe | tortoise | Male | Swahili |
| Kobi | | Unisex | Hebrew |
| Kobie | | Unisex | Hebrew |
| Koby | Hebrew, supplanter | Male | Polish |
| Kyle | A place-name referring to the narrows: a wood or a church.
| Male | Scottish |
| Kyra | throne | Female | Feminine |
| Lachlan | From the land of lakes.
| Male | Scottish |
| Laker | | Unisex | Hebrew |
| Laurel | Laurel
| Female | Latin |
| Layla | night | Female | Arabic |
| Layla | night | Female | Arabic |
| Leia | Weary | Unisex | Hebrew |
| Lennon | small cloak or cape | Male | Irish |
| Leroy | The king.
| Male | |
| Lia | dependence | Female | Italian |
| Lila | night | Female | Arabic |
| Lincoln | Capital of Nebraska, USA. Old English: home by the pond | Male | English |
| Link | English, town by the pool | Male | Word |