| Name | Meaning | Gender | Origin |
|---|
| Emma | One who heals the universe. Universal, all-embracing | Female | |
| Emo | pronounced EEE-MoWWWWW | Male | Modern |
| Esther | Star | Unisex | Persian |
| FatBoy | | Unisex | Hebrew |
| Fearless | | Unisex | Hebrew |
| Felix | Lucky
| Male | Latin |
| Flare | | Unisex | Hebrew |
| Fluffer | | Unisex | Hebrew |
| Fluffy | Covered with fluff, Soft, light and airy. | Unisex | |
| Frankenstein | | Unisex | Hebrew |
| Frankie | Diminutive of Frank Free: a free man. Frankie is occasionally used for girls.
| Male | |
| Freckles | Dotted with small brownish spots. | Unisex | |
| Fred | From Frederick - Peaceful ruler. | Male | |
| Freddie | peaceful ruler | Male | Dininutive |
| Friskie | | Unisex | Hebrew |
| Frisky | | Unisex | Hebrew |
| Frodo | from The Lord of the Rings | Male | Literary |
| 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 |
| Georgie | farmer | Male | English |
| Gigi | Pure, Farmer | Female | French |
| Gingee | | Unisex | Hebrew |
| Gino | Immortal | Male | Italian |
| Grace | after Grace Kelly | Female | |
| Gracie | Grace
| Female | English |
| Grayson | son of the bailiff | Male | English |