| Name | Meaning | Gender | Origin |
|---|
| Holden | hollow valley | Male | English |
| Homer | promise | Male | Greek |
| Honora | Honor
| Female | Latin |
| Honoria | Honor
| Female | Latin |
| Huck | | Male | Hebrew |
| Huckleberry | | Male | Hebrew |
| Hugh | bright in mind and spirit | Male | English |
| Huxley | inhospitable place | Male | English |
| Hyacinth | after the character in the sitcom Keeping Up Appearances | Female | |
| Iago | Supplanter
| Male | Welsh |
| Ian | Form of John | Male | Scottish |
| Ichabod | Glory has Departed | Male | Hebrew |
| Imogen | beloved child | Female | Celtic |
| Irwin | boar friend | Male | English |
| Isaac | laughing one | Male | Hebrew |
| Isabel | concecrated to God | Female | Spanish |
| Isadora | gift of the moon | Female | Greek |
| Ishmael | outcast | Male | Hebrew |
| Isis | throne | Female | Egyptian |
| Isolde | beautiful | Female | Welsh |
| Jack | after the Georgetown University mascot, Jack the Bulldog | Male | English |
| Jack | From John - God's gracious gift | Male | English |
| James | From Jacob - To fill the place of another, supplanter. | Male | English |
| Jane | gracious, merciful, God is gracious | Female | English |
| Jarvis | driver, a conqueror | Male | English |