| Name | Meaning | Gender | Origin |
|---|
| Kayden | "Variation Of Kadin, Friend, Companion" | Male | English |
| Keiran | Little dark one | Male | Gaelic |
| Kellogg | | Unisex | Hebrew |
| Kevin | Beautiful at birth | Male | Gaelic |
| Kian | Ancient | Male | Gaelic |
| Kimberly | Variable prefix + forest clearing | Unisex | English |
| Kyle | Church | Male | Gaelic |
| Lance | Territory | Male | German |
| Landen | Long hill | Unisex | English |
| Landon | Long hill | Male | English |
| Layton | Water-course settlement, leek settlement | Male | English |
| Leo | Lion | Male | Latin |
| Leon | Lion | Male | Latin |
| Lester | From Leicester | Male | English |
| Lewis | Fame and war | Male | Germanic |
| Liam | Will, desire and helmet, protection | Male | Germanic |
| Link | Left hand | Unisex | German |
| Lloyd | Grey | Male | Welsh |
| Logan | Hollow | Unisex | Gaelic |
| Louie | Fame and war | Male | Germanic |
| Louis | Fame and war | Male | Germanic |
| Lucas | Man from Lucania | Male | Greek |
| Lucius | Light | Male | Latin |
| Luther | People army | Male | Germanic |
| Macy | Place of Maccius | Male | English |
| Maddie | Pet form of Mad- names | Unisex | English |
| Magenta | A vivid purplish red colour | Unisex | English |
| Makayla | Who is like God? | Unisex | Hebrew |
| Marcus | From the god Mars | Male | Latin |
| Marius | From the god Mars | Male | Latin |