- Pacific Black Duck
- Pacific Golden Plover
- Pacific Loon
- Pacific Reef Heron
- Pacific Swift
- Pacific Wren
- Pale-billed Woodpecker
- Pale-legged Leaf Warbler
- Pale-yellow Robin
- Pale Thrush
- Pallas's Fish Eagle
- Pallas's Leaf Warbler
- Pallas's Reed Bunting
- Pallas's Sandgrouse
- Paperbark Flycatcher
- Papuan Frogmouth
- Pauraque
- Peaceful Dove
- Pechora Pipit
- Pectoral Sandpiper
- Pelagic Cormorant
- Pere David's Snowfinch
- Peregrine Falcon
- Persian Shearwater
- Pheasant Coucal
- Pied-billed Grebe
- Pied Avocet
- Pied Butcherbird
- Pied Monarch
- Pied Oystercatcher
- Pied Stilt
- Pied Wheatear
- Pin-tailed Snipe
- Pine Bunting
- Pink-footed Goose
- Piping Plover
- Plain-colored Tanager
- Plain Chachalaca
- Plain Leaf Warbler
- Plumed Egret
- Plumed Whistling Duck
- Purple Gallinule
- Purple Heron
- Purple Sandpiper
- Purple Sunbird