- Garbo
- Gazelle
- Geisha
- Gemini
- Georgia
- Gertrude
- Giddy
- Giggles
- Gigi
- Gin
- Ginger
- Gingersnap
- Gingham
- Ginseng
- Girl
- Girlfriend
- Giselle
- Goldie
- Goldilocks
- Gorgeous
- Grace
- Gretel
- Gucci
- Guinevere
- Gussy
- Gypsy
- Gaelic
- Galileo
- Gambler
- Gargoyle
- Garlic
- Garp
- Gatekeeper
- Gator
- Gatsby
- Gavin
- Gazpacho
- Gecko
- Geekie
- Geezer
- Genesis
- Genghis
- Genie
- Genius
- Geppetto
- Gerbil
- Geronimo
- Ghiradelli
