| Name | Meaning | Gender | Origin |
|---|
| Hope | Hope
| Female | |
| Hope | Hope
| Female | |
| Hudson | Hugh's son | Male | English |
| Hurley | after the skateboard brand | Male | Irish |
| Ian | Form of John | Male | Scottish |
| Iggy | Latin, fiery | Male | Latin |
| Irene | Peace
| Female | Greek |
| Iris | rainbow, a play of colours | Female | |
| Isis | throne | Female | Egyptian |
| 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 |
| Jackson | Son of Jack | Male | English |
| Jagger | a teamster | 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 |
| Jenny | Diminutive of Jane and Jennifer.
| Female | English |
| Jenny | Diminutive of Jane and Jennifer.
| Female | English |
| Jesse | wealthy | Male | Hebrew |
| Jet | A deep black colour. Aircraft engine that propels an aircraft forward by expelling exhaust gases toward the rear. | Male | Mineral |
| Jethro | excellence | Male | Hebrew |
| Jett | Jet Black Gem | Male | English |
| Jimmy | supplanter | Male | English |
| Joe | Abbreviation of Joseph.
| Male | English |