| Name | Meaning | Gender | Origin |
|---|
| Hooch | | Unisex | Hebrew |
| Hoover | | Male | Hebrew |
| Horseshoe | | Unisex | Hebrew |
| Houdini | | Male | Hebrew |
| Hunter | A hunter. One who searches for something | Male | English |
| Hurley | after the skateboard brand | Male | Irish |
| Igor | Scottish variation of Welsh Ifor, lord or English form of Scandinavian Ifar, yew | Male | Russian |
| Ike | Hebrew, laughter | Male | English |
| Indian Ink | | Unisex | |
| Indy | after Indiana Jones | Unisex | |
| Ink | | Unisex | |
| Inka | Mythical Fertility God | Unisex | German |
| Inky | | Unisex | Hebrew |
| Itsy | | Unisex | Hebrew |
| Ivory | The hard, smooth, yellowish-white of an elephant's tusk. | Male | Word |
| Izzy | Salvation By God | Male | English |
| Jabba | | Unisex | Hebrew |
| 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 |
| Jar Jar Binks | | Unisex | Hebrew |
| Jasper | Black stone
| Male | Persian |
| Jasper | Black stone
| Male | Persian |
| Jasper | Black stone
| Male | Persian |
| Java Bean | | Unisex | Hebrew |