| Name | Meaning | Gender | Origin |
|---|
| Gimli | after the dwarf in Lord of the Rings | Unisex | |
| Gina | silvery | Female | English |
| Ginger | A spice | Female | English |
| Ginny | virginal | Female | English |
| Gino | Immortal | Male | Italian |
| Giovanni | Form of John | Male | Italian |
| Gipsy | Derived From Egyptian. To Describe Wandering Tribes Of Dark Caucasians Who Migrated From India To Europe In The Fifteenth Century. | Unisex | English |
| Gizmo | A mechanical device or gadget. | Unisex | |
| Gladys | Lame | Female | Welsh |
| Gloria | glory | Female | Latin |
| G-man | | Unisex | Hebrew |
| Gnat | | Unisex | |
| Godiva | Gift of God. | Female | English |
| Godzilla | | Male | Hebrew |
| Goethe | | Unisex | Hebrew |
| Goldfinger | | Unisex | Hebrew |
| Goldie | The precious metal. Gilded
| Female | Anglicized |
| Goldilocks | | Unisex | Hebrew |
| Good Luck | | Unisex | |
| Goofy | | Unisex | Hebrew |
| Goose | | Unisex | Hebrew |
| Gopher | | Unisex | Hebrew |
| Gordon | from the cornered hill | Male | Scottish |
| Gorky | after Arshielle Gorky, the painter | Male | Russian |
| Gotham | | Unisex | Hebrew |