| Name | Meaning | Gender | Origin |
|---|
| Garnet | Dark red gemstone | Female | |
| Gatita | | Unisex | Hebrew |
| Geneva | Of the race of women.
| Female | |
| Genevieve | white wave | Female | English |
| Genny | short for Generic Cat | Unisex | |
| Gliona | From the Greek Cleone daughter of a river god
| Female | |
| Gretel | from Hansel & Gretel | Unisex | |
| Guadalupe | Named for the Virgin Mary
| Female | Spanish |
| Guinevere | white shadow, white wave | Female | Welsh |
| Gully | | Unisex | Hebrew |
| Hallie | thinking of the sea | Female | English |
| Harlequin | | Unisex | Hebrew |
| Heba | gift from God | Unisex | |
| Hydra | | Unisex | Hebrew |
| Idun | Viking mythology: the goddess of youth | Unisex | |
| Inari | from Japanese mythology, deity of fertility, rice, agriculture, foxes, industry, and worldly success | Unisex | |
| India | Of India | Female | English |
| Indra | God of rain and thunder | Female | Sanskrit |
| Io | pronounced: Ee-Oh | Female | Greek |
| Iris | rainbow, a play of colours | Female | |
| Isela | | Unisex | Hebrew |
| Isis | throne | Female | Egyptian |
| Ix Chel | Maya mythology: the goddess of the moon | Unisex | |
| Jade | Jewel. Courageous and adoring.
| Female | Spanish |
| Jafar | little stream | Unisex | |