| Name | Meaning | Gender | Origin |
|---|
| Jet | A deep black colour. Aircraft engine that propels an aircraft forward by expelling exhaust gases toward the rear. | Male | Mineral |
| Jordon | Flow, Descend | Unisex | English |
| Julian | Jove's child. Form of Julius and family clan name of several powerful Roman emperors. Biblical Roman centurion Julius saved Paul's life during a hazardous voyage
| Male | English |
| Julius | after Julius Caesar | Male | Latin |
| Justus | Just | Male | Roman |
| Kane | tribute, warrior; the doubly-accomplished, golden; man, the eastern sky; beautiful | Male | Celtic |
| King | King's field. King is one of several titles occasionally used as given names.
| Male | English |
| Koda | | Male | |
| Kyrie | Lord, Ruler | Unisex | Latin |
| Leo | Lion.
| Male | Latin |
| Logan | little hollow | Male | Scottish |
| Luther | Renowned warrior.
| Male | |
| Lynn | A cascade
| Male | Welsh |
| Macbeth | Son of Beth
| Male | |
| Maddison | Son Of Maud | Unisex | English |
| Magnum | A large type of wine bottle. | Unisex | |
| Marble | | Unisex | |
| Mash | | Unisex | |
| Maverick | One that dissents from the group. | Male | American |
| Max | Large spring | Male | English |
| Max | Large spring | Male | English |
| Maxwell | Capable
| Male | Scottish |
| Monty | From Montgomer - The mountain hunter. | Male | English |
| Moose | Largest member of the deer family. Moose have heavy brown bodies with humped shoulders and broad antlers. | Unisex | |
| Mugsy | | Unisex | Hebrew |