| Name | Meaning | Gender | Origin | 
|---|
| Kenny | Good looking | Male | Gaelic | 
| Kewpie |  | Unisex | Hebrew | 
| Kimberley | Variable prefix + forest clearing | Unisex | English | 
| Kiowa |  | Unisex | Hebrew | 
| Klaus | Victory of the people | Male | Greek | 
| Krishna | Black | Male | Sanskrit | 
| Lady | Lady | Unisex | English | 
| Lancelot | Knight Of Arthur And Lover Of Guinevere | Male | French | 
| Leo | Lion | Male | Latin | 
| Levi | Combined | Male | Hebrew | 
| Lewis | Fame and war | Male | Germanic | 
| Lincoln | Lake settlement, lake colony | Male | English | 
| Link | Left hand | Unisex | German | 
| Louie | Fame and war | Male | Germanic | 
| Lucas | Man from Lucania | Male | Greek | 
| Lucky | Fortunate | Unisex | English | 
| Madan |  | Male | Hebrew | 
| Madison | Son of Maud | Unisex | English | 
| Maisy | Pearl. Variant Of Margaret. | Unisex | English | 
| Marvin | Uncertain, possibly eminent marrow | Male | Welsh | 
| Mason | Bricklayer | Male | French | 
| Maverick | Dissenter | Unisex | English | 
| Max | Little Maximus | Male | Latin | 
| Maximus | The greatest | Male | Latin | 
| Mickey | Who is like God? | Unisex | Hebrew | 
| Mikey | Who is like God? | Unisex | Hebrew | 
| Milo | Uncertain, perhaps peaceful | Male | Germanic | 
| Mischief | One that causes minor trouble or disturbances | Unisex | English | 
| Moe | Moor | Male | Latin | 
| Mohan | Enchanting | Male | Sanskrit |