- Pacific Golden Plover
- Pacific Swift
- Paddyfield Pipit
- Paddyfield Warbler
- Painted Spurfowl
- Painted Stork
- Pale-breasted Thrush
- Pale-edged Flycatcher
- Pale-naped Brushfinch
- Pale-vented Pigeon
- Pale Martin
- Pale Rockfinch
- Palestine Sunbird
- Pallas's Fish Eagle
- Pallas's Gull
- Pallas's Leaf Warbler
- Pallas's Reed Bunting
- Pallas's Sandgrouse
- Pallid Harrier
- Pallid Swift
- Palm-nut Vulture
- Palm Tanager
- Palmchat
- Pangani Longclaw
- Paradise Jacamar
- Paramo Seedeater
- Parasitic Jaeger
- Pearl-spotted Owlet
- Pearled Treerunner
- Pearly-eyed Thrasher
- Pectoral Sandpiper
- Pelagic Cormorant
- Pere David's Snowfinch
- Peregrine Falcon
- Pheasant-tailed Jacana
- Philadelphia Vireo
- Piapiac
- Pied-billed Grebe
- Pied-winged Swallow
- Pied Avocet
- Pied Crow
- Pied Kingfisher
- Pied Water Tyrant
- Pied Wheatear
- Pileated Woodpecker
- Pin-tailed Whydah
- Pine Bunting
- Pine Grosbeak
- Pine Siskin
- Pink-backed Pelican
- Pinnated Bittern
- Pitta-like Ground Roller
- Plain-backed Sparrow
- Plain-colored Seedeater
- Plain Mountain Finch
- Plain Prinia
- Plain Swift
- Plum-headed Parakeet
- Plumbeous Kite
- Plumbeous Sierra Finch
- Plumbeous Vireo
- Plumbeous Warbler
- Point-tailed Palmcreeper
- Pomarine Jaeger
- Preuss's Cliff Swallow
- Prothonotary Warbler
- Puff-throated Babbler
- Puff-throated Bulbul
- Purple-banded Sunbird
- Purple-breasted Cotinga
- Purple-throated Carib
- Purple Finch
- Purple Grenadier
- Purple Heron
- Purple Honeycreeper
- Purple Martin
- Purple Roller
- Purple Sandpiper
- Purple Starling
- Purple Sunbird
- Pygmy Cormorant
- Pygmy Falcon
- Pygmy Sunbird