- Jack Snipe
- Jackal Buzzard
- Jackson's Hornbill
- Jacobin Cuckoo
- Jamaican Mango
- Jamaican Owl
- Jamaican Tody
- Japanese Accentor
- Japanese Bush Warbler
- Japanese Cormorant
- Japanese Green Woodpecker
- Japanese Grosbeak
- Japanese Leaf Warbler
- Japanese Pygmy Woodpecker
- Japanese Wagtail
- Java Sparrow
- Javan Blue Robin
- Javan Bulbul
- Javan Frogmouth
- Javan Fulvetta
- Javan Hawk-Eagle
- Javan Kingfisher
- Javan Munia
- Javan Myna
- Javan Plover
- Javan Scimitar Babbler
- Javan Tesia
- Javan Trogon
- Javan Whistling Thrush
- Jelski's Chat-Tyrant
- Jerdon's Babbler
- Jet Antbird
- Jocotoco Antpitta
- Joyful Greenbul
- Jungle Babbler
- Jungle Myna
- Jungle Nightjar
- Jungle Owlet
- Jungle Prinia
- Juniper Titmouse