- Pacific Black Duck
- Pacific Golden Plover
- Pacific Gull
- Pacific Reef Heron
- Pacific Swallow
- Painted Finch
- Painted Parakeet
- Pale-breasted Spinetail
- Pale-breasted Thrush
- Pale-headed Rosella
- Pale-tipped Inezia
- Pale-vented Pigeon
- Pale-winged Trumpeter
- Pale-yellow Robin
- Pallid Cuckoo
- Palm Tanager
- Papuan Frogmouth
- Paradise Jacamar
- Paradise Shelduck
- Paradise Tanager
- Parasitic Jaeger
- Partridge Pigeon
- Pauraque
- Peaceful Dove
- Pectoral Sandpiper
- Pectoral Sparrow
- Pelagic Cormorant
- Peregrine Falcon
- Peruvian Booby
- Peruvian Pelican
- Pied-billed Grebe
- Pied Avocet
- Pied Butcherbird
- Pied Currawong
- Pied Heron
- Pied Imperial Pigeon
- Pied Oystercatcher
- Pied Water Tyrant
- Pigeon Guillemot
- Pine Siskin
- Pink-eared Duck
- Pink Robin
- Pinnated Bittern
- Piratic Flycatcher
- Plain-bellied Emerald
- Plain-breasted Ground Dove
- Plain-crowned Spinetail
- Plumbeous Kite
- Plumbeous Seedeater
- Plumed Whistling Duck
- Pomarine Jaeger
- Pompadour Cotinga
- Puna Ibis
- Puna Teal
- Purple-breasted Cotinga
- Purple-crowned Lorikeet
- Purple-throated Fruitcrow
- Purple Gallinule
- Purple Honeycreeper
- Purple Sandpiper
- Pygmy Nuthatch