- Rattling Cisticola
- Razorbill
- Red-backed Shrike
- Red-billed Chough
- Red-billed Firefinch
- Red-billed Oxpecker
- Red-breasted Merganser
- Red-breasted Nuthatch
- Red-breasted Wheatear
- Red-cheeked Cordon-bleu
- Red-crested Pochard
- Red-eyed Vireo
- Red-faced Crombec
- Red-footed Falcon
- Red-fronted Barbet
- Red-fronted Tinkerbird
- Red-knobbed Coot
- Red-legged Partridge
- Red-necked Grebe
- Red-necked Phalarope
- Red-rumped Swallow
- Red-shouldered Cuckooshrike
- Red-throated Loon
- Red-throated Parrotfinch
- Red-throated Pipit
- Red-throated Wryneck
- Red-vented Bulbul
- Red-winged Blackbird
- Red Crossbill
- Red Kite
- Red Knot
- Red Phalarope
- Red Wattlebird
- Redwing
- Reed Cormorant
- Richard's Pipit
- Rifleman
- Ring-billed Gull
- Ring Ouzel
- Rock Bunting
- Rock Dove
- Rock Ptarmigan
- Rook
- Rose-breasted Grosbeak
- Roseate Tern
- Rosy-patched Bushshrike
- Rouget's Rail
- Rough-legged Buzzard
- Ruby-crowned Kinglet
- Ruby-throated Hummingbird
- Ruddy Shelduck
- Ruddy Turnstone
- Ruff
- Rufous Whistler
- Rüppell's Black Chat
- Rüppell's Robin-Chat
- Rüppell's Starling
- Rüppell's Vulture
- Rüppell's Weaver