| Name | Meaning | Gender | Origin |
|---|
| Ken | Male Barbie Doll. | Male | English |
| Kenji | after Michael Kenji Shinoda, from the band Linkin Park | Male | Japanese |
| Kenshin | Sword, Heart | Unisex | Japanese |
| Kiko | | Unisex | |
| Kiku | Japanese for 'chrysanthemum' | Unisex | |
| Kim | chief | Male | English |
| Krishna | dark, black | Male | Sanskrit |
| Ku | | Unisex | |
| Kwanzaa | | Unisex | Hebrew |
| Kyo | Approval, Ginger, Or Large | Unisex | Japanese |
| Lee | Healer
| Male | English |
| Ling | Chime | Unisex | Chinese |
| Malee | Flower | Unisex | Thai |
| Mana | A supernatural force dwelling in a person or object. | Unisex | |
| Manchu | Pure | Unisex | Chinese |
| Manga | | Unisex | Hebrew |
| Mao | Egyptian for Cat | Male | |
| Michi | righteous | Unisex | |
| Ming | shining bright | Male | Chinese |
| Miu | Gentleness | Unisex | Egyptian |
| Mizuki | Beautiful Moon | Unisex | Japanese |
| Moe | delivered | Male | English |
| Monk | | Unisex | Hebrew |
| Moto | | Unisex | Hebrew |
| Mu | Wood | Unisex | Chinese |