| Name | Meaning | Gender | Origin |
|---|
| Fionn | Fair | Female | Gaelic |
| Fionnula | Fair shoulder | Female | Gaelic |
| Fire | | Unisex | Hebrew |
| Flurry | Prince, King | Unisex | Irish |
| Forrest | Forest | Male | English |
| Frost | White-haired, born in a cold spell | Unisex | English |
| Gabriella | God is my might | Female | Hebrew |
| Galatea | Milk-white | Female | Greek |
| Galen | Calm | Male | Greek |
| Galvin | Sparrows | Male | Gaelic |
| Garnet | Grain | Male | Latin |
| Gaspar | Treasure keeper | Male | Persian |
| Gauri | White | Female | Sanskrit |
| Gavan | White Hawk. From The Medieval Name Gawain. See Also Gwayne. | Male | English |
| Gaven | White Hawk | Male | English |
| Gavin | White hawk of battle | Male | Welsh |
| Gavyn | White hawk of battle | Male | Welsh |
| Gawain | White hawk of battle | Male | Welsh |
| Gaynor | Son Of The Blond Man | Male | English |
| Geneva | Woman | Female | German |
| Genevieve | Uncertain, perhaps woman of the people | Female | Germanic |
| Genica | | Female | Hebrew |
| Genna | White | Female | Cornish |
| Giselle | Hostage | Female | German |
| Gloria | Glory | Female | Latin |
| Grey | Gray-haired | Unisex | English |
| Guenevere | Fair One. Guinevere Was King Arthur's Mythological Queen. Jennifer Derives From This Name. | Female | English |
| Guinevere | White | Female | Welsh |
| Gwen | White, fair, blessed | Female | Welsh |
| Gwendolyn | White ring | Female | Welsh |