- Glittering-throated Emerald
- Golden-green Woodpecker
- Golden-headed Manakin
- Golden-sided Euphonia
- Golden-spangled Piculet
- Goliath Heron
- Great-billed Hermit
- Great Black Hawk
- Great Egret
- Great Horned Owl
- Great Kiskadee
- Great Tit
- Greater Ani
- Greater Flamingo
- Greater Yellow-headed Vulture
- Greater Yellowlegs
- Green-backed Trogon
- Green-rumped Parrotlet
- Green-tailed Jacamar
- Green-throated Carib
- Green Aracari
- Green Heron
- Green Honeycreeper
- Green Kingfisher
- Green Oropendola
- Green Wood Hoopoe
- Grey-breasted Crake
- Grey-breasted Martin
- Grey-breasted Sabrewing
- Grey-crowned Flatbill
- Grey-headed Kingfisher
- Grey-headed Kite
- Grey-lined Hawk
- Grey-winged Trumpeter
- Grey Crowned Crane
- Grey Heron
- Grey Partridge
- Greyish Eagle-Owl
- Greyish Mourner
- Greylag Goose
- Guadeloupe Woodpecker
- Guianan Cock-of-the-rock
- Guianan Toucanet
- Guianan Trogon
- Guianan Warbling Antbird
- Gull-billed Tern