| Name | Meaning | Gender | Origin |
|---|
| Homer | promise | Male | Greek |
| Honor | Honor
| Female | |
| Hudson | Hugh's son | Male | English |
| Hugh | bright in mind and spirit | Male | English |
| Hugo | Intelligent
| Male | Latinized |
| Ida | prosperous | Female | |
| Ike | Hebrew, laughter | Male | English |
| Irene | Peace
| Female | Greek |
| Iris | rainbow, a play of colours | Female | |
| Isabel | concecrated to God | Female | Spanish |
| Isabella | pledged to God | Female | Spanish |
| Isaiah | salvation of the Lord | Male | Hebrew |
| Ivan | Form of John | Male | Russian |
| Ivy | ivy plant, a wine | Female | Plant |
| Jack | after the Georgetown University mascot, Jack the Bulldog | Male | English |
| Jack | From John - God's gracious gift | Male | English |
| Jasper | Black stone
| Male | Persian |
| Jasper | Black stone
| Male | Persian |
| Jasper | Black stone
| Male | Persian |
| Jed | the hand | Male | English |
| Jemima | dove | Female | Hebrew |
| Jerome | sacred name | Male | Greek |
| Jesse | wealthy | 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 |