| Name | Meaning | Gender | Origin |
|---|
| Isaac | laughing one | Male | Hebrew |
| Issac | laughter | Male | Hebrew |
| Jack | after the Georgetown University mascot, Jack the Bulldog | Male | English |
| Jack | From John - God's gracious gift | Male | English |
| Jackson | Son of Jack | Male | English |
| Jacob | The supplanter, held by the heel | Male | Hebrew |
| Jake | From Jacob - To fill the place of another | Male | Hebrew |
| Jamal | beauty | Male | Arabic |
| James | From Jacob - To fill the place of another, supplanter. | Male | English |
| Jameson | son of James | Male | English |
| Jason | the Lord is salvation | Male | Hebrew |
| Jasper | Black stone
| Male | Persian |
| Jasper | Black stone
| Male | Persian |
| Jasper | Black stone
| Male | Persian |
| Jay | jaybird | Male | Latin |
| Jeffrey | pledge of peace | Male | Spelling |
| Jeremy | God will uplift, appointed by God | Male | English |
| Jesse | wealthy | 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 |
| Jonas | Dove. Variant of Hebrew Jonah.
| Male | Greek |
| Jonathan | God gives | Male | Hebrew |
| Joseph | God will increase | Male | Hebrew |
| Joshua | God is salvation
| Male | Hebrew |