| Name | Meaning | Gender | Origin |
|---|
| Gawain | White Hawk | Male | Scottish |
| Gem | A mineral that has been cut and polished | Unisex | |
| George | Farmer. In medieval legend St. George: (the knight who became patron saint of England) struggled with a fire-breathing dragon symbolizing the Devil.
| Male | Greek |
| Georgia | farmer, to work the earth | Female | English |
| Georgie | farmer | Male | English |
| Geronimo | Greek, sacred name | Male | Native |
| Gidget | | Unisex | Hebrew |
| Giggles | | Unisex | Hebrew |
| Gigi | Pure, Farmer | Female | French |
| Ginger | A spice | Female | English |
| Ginny | virginal | Female | English |
| Gizmo | A mechanical device or gadget. | Unisex | |
| Godiva | Gift of God. | Female | English |
| Goldilocks | | Unisex | Hebrew |
| Gracie | Grace
| Female | English |
| Gremlin | | Unisex | Hebrew |
| Greyson | son of the steward | Male | English |
| Griselda | French for gray | Female | |
| Guinevere | white shadow, white wave | Female | Welsh |
| Gumdrop | | Unisex | Hebrew |
| Gunner | bold warrior | Male | Scandinavian |
| Gus | From Gustave - Staff of the Goths | Male | English |
| Gypsy | Wanderer
| Female | English |
| Hailey | hay field | Female | English |
| Halo | Circle of light surrounding the sun or moon. Luminous ring around the head of religious figures. | Unisex | |