- Galah
- Gentoo Penguin
- Giant Kingfisher
- Glossy Ibis
- Golden Eagle
- Goliath Heron
- Great-winged Petrel
- Great Black-backed Gull
- Great Blue Turaco
- Great Bustard
- Great Kiskadee
- Great Shearwater
- Great Skua
- Greater Crested Tern
- Greater Scaup
- Green-headed Sunbird
- Green-throated Sunbird
- Green Crombec
- Green Hylia
- Green Wood Hoopoe
- Grey-backed Camaroptera
- Grey-backed Storm Petrel
- Grey-crowned Babbler
- Grey-headed Albatross
- Grey-headed Honeyeater
- Grey-headed Kingfisher
- Grey-headed Nigrita
- Grey-tailed Tattler
- Grey Butcherbird
- Grey Currawong
- Grey Fantail
- Grey Parrot
- Grey Petrel
- Grey Shrikethrush
- Griffon Vulture
- Ground Parrot