| Name | Meaning | Gender | Origin |
|---|
| Jewels | Jewel | Unisex | English |
| Jibril | archangel Gabriel | Unisex | |
| Jill | youthful | Female | English |
| Jim | supplanter | Male | English |
| Joie | Word name | Female | |
| Jordana | Down flowing. The river in Palestine where Jesus was baptized has been used as a given name since the Crusades.
| Female | Hebrew |
| Josefina | God Will Increase | Unisex | Spanish |
| Jovi | after Jon Bon Jovi | Unisex | |
| Julia | Youthful
| Female | Latin |
| 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 |
| Juno | queen of the heavens | Female | Latin |
| Kairo | | Unisex | |
| Kanye | after the rap artist Kanye West | Male | African |
| Karisma | Favor; Gift;Carisma. | Unisex | English |
| Katana | Sword | Unisex | Japanese |
| Kaylen | Variant Of Kay And Kayla. Keeper Of The Keys; Pure. | Unisex | English |
| Keeva | gentle, beautiful, precious | Female | Irish |
| Keiran | Little, Dark | Unisex | Celtic |
| Kekoa | Brave | Unisex | Hawaiian |
| Kelby | Dark: dark-haired.
| Male | English |
| Kelli | From The Wood | Unisex | Welsh |
| Kenai | | Unisex | Hebrew |
| Kezia | cassia, cinnamon | Female | Hebrew |
| Khali | | Unisex | |
| Kiara | Italian, light, clear | Female | Spelling |