| Gelato | A delicious frozen dessert |
| Genda | A name meaning a marigold flower. |
| Gendry | One who is a maker of fine metal. |
| Geoan | A name meaning earth or the land. |
| Geppetto | One who is a fatherly figure. |
| Gerdaani | A name meaning a garden of roses. |
| Giaco | One who is protected by the Lord. |
| Gigue | A lively dance in triple meter. |
| Gimli | A name meaning fire or flame. |
| Gingernut | A spicy, crunchy ginger biscuit. |
| Giorgia | A feminine form of George, farmer. |
| Gir | A breed of cattle from India. |
| Girishmati | One who is full of brilliance. |
| Girishya | One who lives on a mountain. |
| Gisoo | A Persian word meaning long hair. |
| Giya | A name meaning joy or happiness. |
| Glacier | A large, slowmoving ice mass. |
| Gladiola | A flower named for its sword shape. |
| Gladiolus | Latin term for a small sword plant. |
| Glafira | Refers to a refined or elegant lady. |
| Glaze | A smooth, shiny, and glassy coating. |
| Gleb | Derived from the Slavic word for soil. |
| Glitch | A sudden, minor technical malfunction. |
| Glow | A steady emission of soft, warm light. |
| Goldilocks | One with beautiful golden hair locks. |
| Gomed | A Sanskrit name for a precious gem. |
| Gomedha | Refers to the sacred hessonite stone. |
| Gong | A large metal percussion instrument. |
| Gorgon | A mythical creature with snake hair. |
| Goumba | A slang term for a close male friend. |
| Govindaraja | A name meaning lord of the cowherds. |
| Govit | A name meaning one who is wise or sage. |
| Gravity | The force that attracts mass together. |
| Greedo | A fictional bounty hunter in Star Wars. |
| Greek | Relating to the people of ancient Greece. |
| Grigory | A name meaning a watchful or alert man. |
| Grit | Showing courage and strength of character. |
| Grizabella | A grey and beautiful lady. |
| Grizzly | A bear with greyish fur. |
| Groove | A long narrow cut or rut. |