- Gadwall
- Garganey
- Giant Kingfisher
- Glossy Ibis
- Goldcrest
- Goldcrest (teneriffae)
- Golden-tailed Woodpecker
- Golden Eagle
- Goliath Heron
- Great-tailed Grackle
- Great Black-backed Gull
- Great Blue Heron
- Great Cormorant
- Great Crested Grebe
- Great Dusky Swift
- Great Egret
- Great Green Macaw
- Great Horned Owl
- Great Kiskadee
- Great Reed Warbler
- Great Spotted Cuckoo
- Great Spotted Woodpecker
- Great Tit
- Great White Pelican
- Greater Ani
- Greater Blue-eared Starling
- Greater Flamingo
- Greater Kestrel
- Greater Painted-snipe
- Greater Scaup
- Green-headed Tanager
- Green-throated Carib
- Green Hermit
- Green Heron
- Green Ibis
- Green Sandpiper
- Green Wood Hoopoe
- Grey-backed Camaroptera
- Grey-backed Sparrow-Lark
- Grey-breasted Martin
- Grey-capped Flycatcher
- Grey-headed Gull
- Grey-headed Swamphen
- Grey-headed Woodpecker
- Grey-lined Hawk
- Grey Go-away-bird
- Grey Gull
- Grey Heron
- Grey Kingbird
- Grey Plover
- Grey Wagtail
- Greylag Goose
- Griffon Vulture
- Groove-billed Ani
- Groundscraper Thrush