| Name | Meaning | Gender | Origin |
|---|
| Kazuo | Harmonious Man | Unisex | Japanese |
| Keiko | Japanese for happy or beloved | Female | Japanese |
| Kenshin | Sword, Heart | Unisex | Japanese |
| Kia | season's beginning | Female | African |
| Kiko | | Unisex | |
| Kiku | Japanese for 'chrysanthemum' | Unisex | |
| Kimiko | Child without equal.
| Female | |
| Kiri | tree bark | Female | Maori |
| Ku | | Unisex | |
| Kwanzaa | | Unisex | Hebrew |
| Kyo | Approval, Ginger, Or Large | Unisex | Japanese |
| Layla | night | Female | Arabic |
| Layla | night | Female | Arabic |
| Ling | Chime | Unisex | Chinese |
| Lotti | | Female | |
| Mai | brightness; coyote | Female | Japanese |
| Malee | Flower | Unisex | Thai |
| Mana | A supernatural force dwelling in a person or object. | Unisex | |
| Manchu | Pure | Unisex | Chinese |
| Manga | | Unisex | Hebrew |
| Maya | Abbreviation of Amalia: variant of Maia.
| Female | Hebrew |
| Michi | righteous | Unisex | |
| Michiko | She was the first commoner to become Emperess of Japan.
| Female | Japanese |
| Midori | green | Female | Japanese |
| Mika | Abbreviation of Michaela:Micaela: Mikaela: Mikayla: Mychaela: Mikella. Feminine of Michael gift from God.
| Female | Japanese |