| Name | Meaning | Gender | Origin |
|---|
| Klara | Clear, Bright | Unisex | Scandinavian |
| Klaus | Scandinavian and German variation of Nicolas | Male | |
| Koby | Hebrew, supplanter | Male | Polish |
| Konrad | Bold, Wise Councelor | Unisex | German |
| Kristen | Anointed, Follower Of Christ | Female | Danish |
| Krumel | | Unisex | Hebrew |
| Lamar | land | Male | English |
| Lambert | Light of land
| Male | |
| Lance | knight's attendant; land | Male | English |
| Lena | Alluring, Temptress, Light | Female | Greek |
| Leon | lion | Male | Greek |
| Leona | Like A Lion | Female | French |
| Leonard | lion-hearted | Male | |
| Leopold | after Leopoldo in the movie Blood and Roses | Male | |
| Levi | United | Male | Hebrew |
| Liebling | | Unisex | Hebrew |
| Lili | Consecrated To God | Unisex | German |
| Lilo | generous one | Female | |
| Lindberg | From the linden tree hill
| Male | |
| Lindeberg | From the linden tree hill
| Male | |
| Lindie | Snake
| Female | |
| Lisa | Devoted to God
| Female | English |
| Lise | Abbreviation of Elisabeth. My God is bountiful:God of plenty: devoted to God.
| Female | |
| Lola | strong woman | Female | Spanish |
| Lora | Flower
| Female | |