| Name | Meaning | Gender | Origin |
|---|
| Jess | Variant Of Jesse Jehovah Exists. | Unisex | Literary |
| Jethro | Pre-eminence | Male | Hebrew |
| Jett | Black gemstone | Male | English |
| Joey | He will enlarge | Male | Hebrew |
| Johnny | God is gracious | Male | Hebrew |
| Jupiter | Father god | Unisex | Latin |
| Kaiser | Emperor: Variant Of Caesar. | Male | Latin |
| Kelvin | From the River Clyde | Male | English |
| Kishi | Beach, seashore | Unisex | Japanese |
| Kong | Empty, hollow, void | Male | Chinese |
| Lady | Lady | Unisex | English |
| Lenny | Brave lion | Unisex | German |
| Leo | Lion | Male | Latin |
| Levi | Combined | Male | Hebrew |
| Lightning | | Unisex | Hebrew |
| Lincoln | Lake settlement, lake colony | Male | English |
| Mac | Son of | Male | Gaelic |
| Madison | Son of Maud | Unisex | English |
| Magnum | A large type of wine bottle. | Unisex | English |
| Manley | Common clearing | Male | English |
| Marco | From the god Mars | Male | Latin |
| Marty | From the god Mars | Male | Latin |
| Maverick | Dissenter | Unisex | English |
| Max | Little Maximus | Male | Latin |
| Maxi | Pet form of names starting with Max | Unisex | English |
| Milton | Settlement by the mill | Male | English |
| Mojo | Good luck charm. | Unisex | English |
| Montgomery | Gomeric's hill | Male | French |
| Moose | Largest member of the deer family. Moose have heavy brown bodies with humped shoulders and broad antlers. | Unisex | English |
| Moses | Drawn out of the water | Male | Hebrew |