- Rainbow Bee-eater
- Rainbow Lorikeet
- Rattling Cisticola
- Razorbill
- Red-and-green Macaw
- Red-backed Shrike
- Red-billed Chough
- Red-billed Firefinch
- Red-billed Oxpecker
- Red-billed Quelea
- Red-billed Teal
- Red-breasted Goose
- Red-browed Finch
- Red-capped Lark
- Red-cheeked Cordon-bleu
- Red-crested Pochard
- Red-eyed Dove
- Red-faced Crombec
- Red-faced Spinetail
- Red-fronted Barbet
- Red-fronted Prinia
- Red-headed Barbet
- Red-headed Weaver
- Red-knobbed Coot
- Red-lored Amazon
- Red-necked Avocet
- Red-necked Spurfowl
- Red-rumped Parrot
- Red-rumped Swallow
- Red-tailed Shrike
- Red-throated Ant Tanager
- Red-throated Pipit
- Red-whiskered Bulbul
- Red Fody
- Red Kite
- Red Phalarope
- Red Wattlebird
- Reddish Egret
- Reed Cormorant
- Regent Bowerbird
- Reunion Bulbul
- Reunion Grey White-eye
- Reunion Olive White-eye
- Reunion Stonechat
- Ring-necked Dove
- Ring Ouzel
- Roadside Hawk
- Rock Dove
- Rook
- Rose-breasted Grosbeak
- Rose-faced Parrot
- Rose-ringed Parakeet
- Rose-throated Becard
- Roseate Spoonbill
- Rosy-billed Pochard
- Rosy-patched Bushshrike
- Rouget's Rail
- Royal Spoonbill
- Royal Tern
- Ruddy Ground Dove
- Ruddy Pigeon
- Ruddy Shelduck
- Ruddy Turnstone
- Ruddy Woodcreeper
- Ruff
- Rufous-bellied Heron
- Rufous-breasted Antthrush
- Rufous-browed Peppershrike
- Rufous-collared Sparrow
- Rufous-naped Lark
- Rufous-tailed Hummingbird
- Rufous-throated Tanager
- Rufous-winged Tyrannulet
- Rufous Chatterer
- Rufous Motmot
- Rufous Whistler
- Rufous Wren
- Rüppell's Robin-Chat
- Rüppell's Starling
- Rüppell's Vulture
- Rüppell's Weaver
- Russet-crowned Warbler
- Russet-naped Wood Rail
- Rusty-margined Flycatcher