| Name | Meaning | Gender | Origin |
|---|
| Joy | From Joyce - Gay and joyful | Female | Word |
| Juniper | Juniper Tree | Female | English |
| Katerina | Blessed, Pure, Holy | Unisex | Czechoslovakian |
| Katrina | Greek, pure | Female | |
| Khaki | Light olive brown colour | Unisex | |
| Kiki | From Enriqueta - Pet | Female | |
| Kiki | From Enriqueta - Pet | Female | |
| Kitkat | | Unisex | Hebrew |
| Lady | A female title of nobility. | Female | |
| Lexy | Greek, feminine form of Alexander, defending men | Female | English |
| Lisa | Devoted to God
| Female | English |
| Lotti | | Female | |
| Maddie | Of Magdala | Female | English |
| Maddy | Of Magdala, Tower | Unisex | English |
| Maggie | Abbreviation of Margaret. A pearl.
| Female | English |
| Marble | | Unisex | |
| Maya | Abbreviation of Amalia: variant of Maia.
| Female | Hebrew |
| Medea | ruling; middle child | Female | Greek |
| Medusa | Guardian | Unisex | Latin |
| Meg | Pearl | Female | English |
| Mia | Mine | Female | Scandinavian |
| Mica | Humble | Unisex | Hebrew |
| Minerva | after the Roman goddess of the hunt | Female | Latin |
| Missy | Informal term for young woman | Female | English |
| Mocha | Coffee of high quality. | Female | Arabic |