| Name | Meaning | Gender | Origin |
|---|
| Hope | Hope
| Female | |
| Horace | timekeeper | Male | Latin |
| Horton | gray settlement | Male | English |
| Hubert | bright, shining intellect | Male | |
| Huey | Intelligent | Unisex | English |
| Hunter | A hunter. One who searches for something | Male | English |
| Iago | Supplanter
| Male | Welsh |
| Ida | prosperous | Female | |
| Imogen | beloved child | Female | Celtic |
| Inez | pure, virginal | Female | Portuguese |
| Inga | guarded by Ing | Female | Norse |
| Iris | rainbow, a play of colours | Female | |
| Irma | universal, complete | Female | |
| Isabel | concecrated to God | Female | Spanish |
| Isabella | pledged to God | Female | Spanish |
| Isabelle | pledged to God | Female | |
| 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 |
| Jake | From Jacob - To fill the place of another | Male | Hebrew |
| James | From Jacob - To fill the place of another, supplanter. | Male | English |
| Jamie | Feminine of James | Female | Scottish |
| Janet | Variant of Jane | Female | English |
| Jason | the Lord is salvation | Male | Hebrew |
| Javert | | Unisex | Hebrew |