| Name | Meaning | Gender | Origin |
|---|
| Howard | guardian of the home, watchman | Male | |
| Hubert | bright, shining intellect | Male | |
| Hudson | Hugh's son | Male | English |
| Huey | Intelligent | Unisex | English |
| Hugh | bright in mind and spirit | Male | English |
| Hugo | Intelligent
| Male | Latinized |
| Humphrey | peaceful warrior | Male | |
| Hunter | A hunter. One who searches for something | Male | English |
| Iago | Supplanter
| Male | Welsh |
| Ian | Form of John | Male | Scottish |
| Ichabod | Glory has Departed | Male | Hebrew |
| Icy | | Unisex | Hebrew |
| Illa | | Unisex | Hebrew |
| Indiana | Indiana, Usa, Meaning Land Of The Indians | Male | English |
| Ira | watchful, descendant | Male | Hebrew |
| Irving | handsome, fair | Male | Scottish |
| Irwin | boar friend | Male | English |
| Isaiah | salvation of the Lord | Male | Hebrew |
| Ishmael | outcast | Male | Hebrew |
| Isidor | Gift Of Isis, Mythical Goddess Of Sky And Nature | Unisex | Russian |
| Issac | laughter | Male | Hebrew |
| Ivory | The hard, smooth, yellowish-white of an elephant's tusk. | Male | Word |
| Jace | Hebrew, the Lord is salvation | Male | Hebrew |
| Jack | after the Georgetown University mascot, Jack the Bulldog | Male | English |
| Jack | From John - God's gracious gift | Male | English |