| Name | Meaning | Gender | Origin |
|---|
| Jeremy | God will uplift, appointed by God | Male | English |
| Jesse | wealthy | Male | Hebrew |
| Jethro | excellence | Male | Hebrew |
| Jewel | Jewel
| Female | Word |
| Jezebel | follower of idols | Female | Hebrew |
| Joanna | after the character in The Rescuers Down Under cartoon | Female | English |
| Job | The Persecuted | Male | Hebrew |
| Joel | God is willing, Jehova is the Lord | Male | Hebrew |
| John | God is merciful | Male | Hebrew |
| Jonah | Dove. In the bible Jonah was on board a ship God caused to sink: sailors traditionally use the name Jonah to personify someone who brings bad luck.
| Male | Hebrew |
| Jonathan | God gives | Male | Hebrew |
| Jordan | The descending river, to flow | Male | Hebrew |
| Joseph | God will increase | Male | Hebrew |
| Joshua | God is salvation
| Male | Hebrew |
| Joy | From Joyce - Gay and joyful | Female | Word |
| Joyce | after James Augustine Aloysius Joyce, Irish writer and poet | Female | Latin |
| Judas | praised | Male | Greek |
| Julia | Youthful
| Female | Latin |
| Justus | Just | Male | Roman |
| Kami | Loving | Unisex | Hindu |
| Kelvin | name of a river; from the narrow river | Male | Scottish |
| King | King's field. King is one of several titles occasionally used as given names.
| Male | English |
| Kira | Dark Lady.
| Female | Russian |
| Kyra | throne | Female | Feminine |
| Kyrie | Lord, Ruler | Unisex | Latin |