| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 781 | Jotham | Hebrew | Jehovah is perfect. May Jehovah complete. In the Old Testament, Gideon's youngest son, who escaped the massacre of his seventy brothers. Also a king of Judah during a time of military strife. | M | |
| 782 | Jourdaine | Hebrew | Variant of Hebrew Jordan 'down flowing.'. | M | |
| 783 | Jourdon | Hebrew | Variant of Hebrew Jordan 'down flowing.'. | M | |
| 784 | Jov | Hebrew | Supplanter. | M | |
| 785 | Joziah | Hebrew | Jehovah has healed. Biblical Josiah became king of Judah at eight after his father was assassinated. He ruled 31 years. | M | |
| 786 | Juan | Hebrew | Gift from God. | M | |
| 787 | Jubal | Hebrew | The ram. Inventor of the harp and pipes and founder of music making. | M | |
| 788 | Jud | Hebrew | Praised. | M | |
| 789 | Judah | Hebrew | Praise. The praised one. Fourth son of Jacob and Leah and a direct ancestor to Jesus Christ. The words Jew and Judaism are derived from his name. | M | |
| 790 | Judas | Hebrew | Variant of Judah: Praise. The praised one. This name has become synonymous with traitor, as the apostle Judas Iscariot betrayed Jesus Christ for thirty pieces of silver. | M | |
| 791 | Judd | Hebrew | Praised. Also can be a diminutive of Jordan: To flow down. Flowing down. | M | |
| 792 | Jude | Hebrew | Variant of Judah: Praise. The praised one. | M | |
| 793 | Judy | Hebrew | Praised. | M | |
| 794 | Juha | Hebrew | Gift from God. | M | |
| 795 | Jukka | Hebrew | Gift from God. | M | |
| 796 | Junien | Hebrew | God will uplift. | M | |
| 797 | Jurre | Hebrew | God will uplift. | M | |
| 798 | Jussi | Hebrew | Gift from God. | M | |
| 799 | Kalb | Hebrew | Variant of Caleb: Dog; brave. In the Old Testament, Caleb was a companion of Moses during his time in the wilderness. | M | |
| 800 | Kaleb | Hebrew | Variant of Caleb: Dog; brave. In the Old Testament, Caleb was a companion of Moses during his time in the wilderness. | M | |