| Name | Meaning | Gender | Origin |
|---|
| Kazan | A creative man | Male | Greek |
| Keanu | Cool breeze over mountains | Unisex | Hawaiian |
| Kevin | Beautiful at birth | Male | Gaelic |
| Kiev | The capital city of Ukraine | Male | Russian |
| Kimba | English place-name | Unisex | English |
| Kino | | Unisex | Hebrew |
| Kiowa | | Unisex | Hebrew |
| Kishi | Beach, seashore | Unisex | Japanese |
| Klondike | | Unisex | Hebrew |
| Kodiak | Island | Unisex | Russian |
| Kody | Descendant of Cuidighthigh | Male | Gaelic |
| Lady | Lady | Unisex | English |
| Lakota | Friend | Unisex | English |
| Leo | Lion | Male | Latin |
| Lev | Heart | Male | Hebrew |
| Logan | Hollow | Unisex | Gaelic |
| Lucky | Fortunate | Unisex | English |
| Luigi | Fame + war | Male | Germanic |
| Luka | Man from Lucania | Unisex | Greek |
| Magnum | A large type of wine bottle. | Unisex | English |
| Maier | Farmer; bright, shining; larger | Male | English |
| Major | Greater | Male | Latin |
| Mako | Child of truth | Unisex | Japanese |
| Malakai | My messenger | Male | Hebrew |
| Maverick | Dissenter | Unisex | English |
| Max | Little Maximus | Male | Latin |
| Mayhem | | Unisex | Hebrew |
| Meeko | | Unisex | Hebrew |
| Mickey | Who is like God? | Unisex | Hebrew |
| Midnight | Intense darkness, the middle of the night | Unisex | English |