| Name | Meaning | Gender | Origin |
|---|
| Kiefer | barrel-maker | Male | |
| Kiki | From Enriqueta - Pet | Female | |
| Kiki | From Enriqueta - Pet | Female | |
| Kimo | Supplanter, Representative | Male | Hawaiian |
| Kiri | tree bark | Female | Maori |
| Kisha | Hebrew, cassia tree | Female | Spelling |
| Kiwi | | Unisex | Hebrew |
| Kizzie | Cinnamon tree | Unisex | Hebrew |
| Kizzy | From Roots | Female | English |
| Koa | Hawaiian for strong | Unisex | |
| Kobe | tortoise | Male | Swahili |
| Kyle | A place-name referring to the narrows: a wood or a church.
| Male | Scottish |
| Lala | Tulip | Female | Slavic |
| Laleh | Tulip | Unisex | Persian |
| Lara | citadel | Female | Russian |
| Lars | after the Metallica drummer Lars Ulrich | Male | Scandinavian |
| Laura | bay laurel | Female | Latin |
| Laurel | Laurel
| Female | Latin |
| Lauren | bay laurel | Female | English |
| Lavender | Lavender, A Purple Flower | Female | English |
| Lavern | Woodland.
| Female | |
| Laverne | Woodland.
| Female | |
| Lawson | son of Lawrence | Male | English |
| Leaf | | Male | |
| Lennox | amid the lems, from the field of elm trees | Male | Scottish |