- Gadwall
- Garden Warbler
- Garganey
- Glossy Ibis
- Goldcrest
- Great Black-backed Gull
- Great Bustard
- Great Cormorant
- Great Crested Grebe
- Great Egret
- Great Reed Warbler
- Great Skua
- Great Spotted Cuckoo
- Great Spotted Woodpecker
- Great Tit
- Greater Flamingo
- Greater Scaup
- Greater Short-toed Lark
- Greater White-fronted Goose
- Green Sandpiper
- Grey-headed Woodpecker
- Grey Heron
- Grey Kingbird
- Grey Partridge
- Grey Plover
- Grey Wagtail
- Greylag Goose
- Griffon Vulture
- Guadeloupe Woodpecker
- Gull-billed Tern