- Gadwall
- Garganey
- Glossy Ibis
- Goldcrest
- Goldcrest (teneriffae)
- Great Black-backed Gull
- Great Blue Heron
- Great Bustard
- Great Cormorant
- Great Crested Grebe
- Great Egret
- Great Grey Shrike
- Great Reed Warbler
- Great Skua
- Great Spotted Woodpecker
- Great Spotted Woodpecker (canariensis)
- Great Tit
- Great White Pelican
- Greater Flamingo
- Greater Scaup
- Greater Short-toed Lark
- Greater White-fronted Goose
- Grey Heron
- Grey Partridge
- Grey Plover
- Grey Wagtail
- Greylag Goose
- Griffon Vulture
- Gull-billed Tern