| Name | Meaning | Gender | Origin |
|---|
| Halo | Circle of light surrounding the sun or moon. Luminous ring around the head of religious figures. | Unisex | |
| Hammy | | Unisex | Hebrew |
| Hannibal | grace of Baal, god of fertility and fortune | Male | Punic |
| Harry | estate ruler | Male | English |
| Harry | estate ruler | Male | English |
| Hendrix | | Male | Hebrew |
| Hennessy | | Unisex | Hebrew |
| Henry | ruler of the home | Male | |
| Hercules | glory of Hera | Male | Greek |
| Hobbes | bright fame | Male | English |
| Honeybee | | Unisex | Hebrew |
| Houdini | | Male | Hebrew |
| Huggie | | Unisex | Hebrew |
| Hunter | A hunter. One who searches for something | Male | English |
| Huxley | inhospitable place | Male | English |
| Inky | | Unisex | Hebrew |
| Itty Bitty | | Unisex | Hebrew |
| Izzy | Salvation By God | Male | English |
| 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 |
| Jacob | The supplanter, held by the heel | Male | Hebrew |
| Jager | Carter | Unisex | English |
| Jake | From Jacob - To fill the place of another | Male | Hebrew |
| Jasper | Black stone
| Male | Persian |