- Racket-tailed Treepie
- Radde's Warbler
- Raffles's Malkoha
- Rainforest Scops Owl
- Rattling Cisticola
- Razorbill
- Red-and-yellow Barbet
- Red-backed Shrike
- Red-bearded Bee-eater
- Red-bellied Paradise Flycatcher
- Red-billed Buffalo Weaver
- Red-billed Chough
- Red-billed Emerald
- Red-billed Firefinch
- Red-billed Helmetshrike
- Red-billed Oxpecker
- Red-billed Pigeon
- Red-billed Quelea
- Red-billed Teal
- Red-billed Tropicbird
- Red-breasted Coua
- Red-breasted Flycatcher
- Red-breasted Meadowlark
- Red-breasted Merganser
- Red-breasted Parakeet
- Red-capped Coua
- Red-capped Lark
- Red-cheeked Cordon-bleu
- Red-chested Goshawk
- Red-chested Swallow
- Red-cowled Widowbird
- Red-crested Pochard
- Red-crowned Woodpecker
- Red-eyed Dove
- Red-faced Cisticola
- Red-fan Parrot
- Red-footed Falcon
- Red-fronted Coua
- Red-fronted Serin
- Red-headed Barbet
- Red-headed Bunting
- Red-headed Malimbe
- Red-headed Trogon
- Red-headed Vulture
- Red-headed Weaver
- Red-knobbed Coot
- Red-legged Partridge
- Red-mantled Rosefinch
- Red-necked Buzzard
- Red-necked Falcon
- Red-necked Grebe
- Red-necked Nightjar
- Red-necked Phalarope
- Red-necked Spurfowl
- Red-necked Stint
- Red-necked Woodpecker
- Red-ruffed Fruitcrow
- Red-rumped Tinkerbird
- Red-rumped Wheatear
- Red-rumped Woodpecker
- Red-shouldered Vanga
- Red-tailed Greenbul
- Red-tailed Hawk
- Red-tailed Shrike
- Red-tailed Vanga
- Red-throated Ant Tanager
- Red-throated Bee-eater
- Red-throated Loon
- Red-throated Pipit
- Red-throated Thrush
- Red-vented Bulbul
- Red-wattled Lapwing
- Red-winged Blackbird
- Red-winged Starling
- Red Collared Dove
- Red Crossbill
- Red Fody
- Red Junglefowl
- Red Kite
- Red Knot
- Red Phalarope
- Redhead
- Redpoll
- Redpoll (cabaret)
- Redpoll (hornemanni)
- Redwing
- Reed Cormorant
- Reichenbach's Sunbird
- Resplendent Quetzal
- Richard's Pipit
- Ring-billed Gull
- Ring-necked Dove
- Ring-necked Duck
- Ring Ouzel
- Ringed Kingfisher
- River Lapwing
- River Tern
- River Warbler
- Riverside Wren
- Roadside Hawk
- Rock Bunting
- Rock Dove
- Rock Partridge
- Rock Pratincole
- Rock Sparrow
- Rook
- Rose-breasted Grosbeak
- Rose-ringed Parakeet
- Roseate Spoonbill
- Rosy-throated Longclaw
- Rosy Bee-eater
- Rosy Starling
- Rouget's Rail
- Rough-legged Buzzard
- Royal Tern
- Ruby-throated Hummingbird
- Ruby-topaz Hummingbird
- Ruddy-breasted Seedeater
- Ruddy Duck
- Ruddy Ground Dove
- Ruddy Shelduck
- Ruddy Treerunner
- Ruddy Turnstone
- Rufescent Tiger Heron
- Ruff
- Ruffed Grouse
- Rufous-backed Wren
- Rufous-breasted Flycatcher
- Rufous-browed Conebill
- Rufous-collared Sparrow
- Rufous-crowned Tody-Flycatcher
- Rufous-fronted Parakeet
- Rufous-headed Ground Roller
- Rufous-naped Lark
- Rufous-sided Broadbill
- Rufous-tailed Hummingbird
- Rufous-tailed Jacamar
- Rufous-tailed Scrub Robin
- Rufous-tailed Weaver
- Rufous Crab Hawk
- Rufous Treepie
- Rufous Vanga
- Rufous Woodpecker
- Rufous Wren
- Running Coua
- Rüppell's Starling
- Rüppell's Vulture
- Rüppell's Warbler
- Rüppell's Weaver
- Russet-backed Oropendola
- Russet-throated Puffbird
- Rusty-breasted Wheatear
- Rusty-margined Flycatcher
- Rusty Flowerpiercer