- Pacific Golden Plover
- Pacific Parrotlet
- Pacific Screech Owl
- Pacific Swallow
- Paddyfield Pipit
- Painted Bunting
- Painted Stork
- Pale-bellied Hermit
- Pale-billed Flowerpecker
- Pale-billed Woodpecker
- Pale-breasted Thrush
- Pale-crested Woodpecker
- Pale-edged Flycatcher
- Pale-legged Hornero
- Pale-legged Leaf Warbler
- Pale-mandibled Aracari
- Pale-naped Brushfinch
- Pale-vented Pigeon
- Pale-winged Starling
- Pale Chanting Goshawk
- Pale Crag Martin
- Pale Flycatcher
- Pallas's Gull
- Pallid Harrier
- Pallid Swift
- Palm-nut Vulture
- Palm Tanager
- Panama Flycatcher
- Pangani Longclaw
- Paradise Tanager
- Paramo Ground Tyrant
- Paramo Seedeater
- Parrot-billed Sparrow
- Pauraque
- Peach-fronted Parakeet
- Pearl-spotted Owlet
- Pearled Treerunner
- Peregrine Falcon
- Peruvian Racket-tail
- Pheasant-tailed Jacana
- Piapiac
- Picazuro Pigeon
- Picui Ground Dove
- Pied Avocet
- Pied Crow
- Pied Harrier
- Pied Kingfisher
- Pied Plover
- Pied Starling
- Pin-striped Tit-Babbler
- Pin-tailed Snipe
- Pin-tailed Whydah
- Pink-backed Pelican
- Pink-billed Lark
- Pink-breasted Lark
- Pink-necked Green Pigeon
- Piratic Flycatcher
- Pitta-like Ground Roller
- Plain-backed Pipit
- Plain-backed Sparrow
- Plain-backed Sunbird
- Plain-breasted Ground Dove
- Plain-brown Woodcreeper
- Plain-colored Seedeater
- Plain Parakeet
- Plain Prinia
- Plaintive Cuckoo
- Planalto Hermit
- Planalto Slaty Antshrike
- Planalto Tyrannulet
- Planalto Woodcreeper
- Plate-billed Mountain Toucan
- Plum-throated Cotinga
- Plumbeous Ibis
- Plumbeous Pigeon
- Plumbeous Sierra Finch
- Pringle's Puffback
- Pririt Batis
- Prong-billed Barbet
- Prothonotary Warbler
- Puff-throated Bulbul
- Purple-backed Thornbill
- Purple-banded Sunbird
- Purple-bibbed Whitetip
- Purple-crested Turaco
- Purple-crowned Fairy
- Purple-headed Starling
- Purple-rumped Sunbird
- Purple-throated Cotinga
- Purple-throated Mountaingem
- Purple-throated Woodstar
- Purple Gallinule
- Purple Grenadier
- Purple Heron
- Purple Roller
- Purple Sandpiper
- Purple Sunbird
- Purplish Jay
- Pygmy Batis
- Pygmy Falcon