- Pacific Antwren
- Pacific Baza
- Pacific Parakeet
- Pacific Pygmy Owl
- Pacific Screech Owl
- Pacific Swallow
- Pacific Swift
- Paddyfield Warbler
- Painted Finch
- Painted Sandgrouse
- Painted Tiger Parrot
- Palani Laughingthrush
- Palawan Blue Flycatcher
- Palawan Frogmouth
- Palawan Striped Babbler
- Palawan Sunbird
- Palawan Tit
- Pale-bellied Hermit
- Pale-bellied Mourner
- Pale-bellied Tyrant-Manakin
- Pale-billed Antpitta
- Pale-billed Hornbill
- Pale-billed Sicklebill
- Pale-billed Woodpecker
- Pale-blue Monarch
- Pale-breasted Illadopsis
- Pale-browed Treehunter
- Pale-crested Woodpecker
- Pale-crowned Cisticola
- Pale-eyed Blackbird
- Pale-eyed Pygmy Tyrant
- Pale-faced Bulbul
- Pale-headed Munia
- Pale-legged Hornero
- Pale-legged Leaf Warbler
- Pale-naped Brushfinch
- Pale-shouldered Cicadabird
- Pale Batis
- Pale Martin
- Palestine Sunbird
- Pallas's Fish Eagle
- Pallas's Grasshopper Warbler
- Pallas's Reed Bunting
- Pallas's Sandgrouse
- Pallid Dove
- Pallid Swift
- Palm Cockatoo
- Palm Warbler
- Panama Flycatcher
- Panao Antpitta
- Pangani Longclaw
- Pantanal Snipe
- Papuan Babbler
- Papuan Frogmouth
- Papuan Grassbird
- Papuan Hawk-Owl
- Papuan Nightjar
- Papuan Pitta
- Papuan Treecreeper
- Para Gnatcatcher
- Parakeet Auklet
- Paramo Ground Tyrant
- Paramo Pipit
- Paramo Seedeater
- Pardusco
- Parrot-billed Sparrow
- Patagonian Canastero
- Patagonian Forest Earthcreeper
- Patagonian Sierra Finch
- Patagonian Tinamou
- Patagonian Tyrant
- Patagonian Yellow Finch
- Pauraque
- Pavonine Cuckoo
- Pavonine Quetzal
- Peaceful Dove
- Pearled Treerunner
- Pearly-bellied Seedeater
- Pearly-breasted Conebill
- Pearly-breasted Cuckoo
- Pearly-vented Tody-Tyrant
- Pearly Antshrike
- Pechora Pipit
- Pectoral-patch Cisticola
- Pectoral Sparrow
- Pel's Fishing Owl
- Pelagic Cormorant
- Pelzeln's Tody-Tyrant
- Pemba Green Pigeon
- Pemba White-eye
- Penan Bulbul
- Perija Thistletail
- Pernambuco Foliage-gleaner
- Persian Shearwater
- Peruvian Plantcutter
- Peruvian Sheartail
- Peruvian Warbling Antbird
- Pharaoh Eagle-Owl
- Pheasant Coucal
- Pheasant Cuckoo
- Philby's Partridge
- Philippine Bulbul
- Philippine Bush Warbler
- Philippine Collared Dove
- Philippine Coucal
- Philippine Dwarf Kingfisher
- Philippine Fairy-bluebird
- Philippine Falconet
- Philippine Hawk-Eagle
- Philippine Pitta
- Philippine Pygmy Woodpecker
- Philippine Scops Owl
- Philippine Swamphen
- Philippine Trogon
- Pied Bush Chat
- Pied Heron
- Pied Plover
- Pied Stilt
- Pied Wheatear
- Pileated Flycatcher
- Pileated Parrot
- Pin-striped Tit-Babbler
- Pine Bunting
- Pine Flycatcher
- Pine Warbler
- Pink-footed Shearwater
- Pink-headed Imperial Pigeon
- Pink-headed Warbler
- Pink-throated Becard
- Pinnated Bittern
- Pinon's Imperial Pigeon
- Piping Plover
- Pitta-like Ground Roller
- Placid Greenbul
- Plain-backed Antpitta
- Plain-backed Pipit
- Plain-breasted Piculet
- Plain-brown Woodcreeper
- Plain-capped Starthroat
- Plain-colored Seedeater
- Plain-crested Elaenia
- Plain-mantled Tit-Spinetail
- Plain-tailed Warbling Finch
- Plain Bush-hen
- Plain Flowerpecker
- Plain Greenbul
- Plain Inezia
- Plain Leaf Warbler
- Plain Nightjar
- Plain Softtail
- Planalto Foliage-gleaner
- Planalto Hermit
- Planalto Slaty Antshrike
- Planalto Tyrannulet
- Plateau Lark
- Plum-headed Parakeet
- Plum-throated Cotinga
- Plumbeous Antbird
- Plumbeous Antvireo
- Plumbeous Euphonia
- Plumbeous Pigeon
- Plumbeous Rail
- Plumbeous Seedeater
- Plume-toed Swiftlet
- Powerful Woodpecker
- Preuss's Cliff Swallow
- Prevost's Ground Sparrow
- Principe Speirops
- Principe Starling
- Principe Sunbird
- Principe Thrush
- Principe Weaver
- Principe White-eye
- Prong-billed Barbet
- Prothonotary Warbler
- Puff-backed Honeyeater
- Puff-throated Babbler
- Puna Pipit
- Puna Snipe
- Puna Tapaculo
- Puna Thistletail
- Purple-banded Sunbird
- Purple-collared Woodstar
- Purple-crowned Fairywren
- Purple-crowned Plovercrest
- Purple-naped Spiderhunter
- Purple-tailed Imperial Pigeon
- Purple-throated Sunangel
- Purple-throated Woodstar
- Purple Heron
- Purple Honeycreeper
- Purple Indigobird
- Purple Martin
- Purple Roller
- Purplish-backed Jay
- Purplish-backed Quail-Dove
- Purus Jacamar
- Pygmy Batis
- Pygmy Bushtit
- Pygmy Cupwing
- Pygmy Falcon
- Pygmy Flycatcher
- Pygmy Nightjar
- Pygmy Sunbird