- Wailing Cisticola
- Waller's Starling
- Warbling White-eye
- Ward's Trogon
- Wattled Crane
- Wedge-billed Woodcreeper
- Wedge-tailed Green Pigeon
- Wedge-tailed Jery
- Wedge-tailed Sabrewing
- Wedge-tailed Shearwater
- West Peruvian Dove
- West Peruvian Screech Owl
- Western Banded Snake Eagle
- Western Black-headed Batis
- Western Bluebill
- Western Chat-Tanager
- Western Crowned Pigeon
- Western Nicator
- Western Parotia
- Western Screech Owl
- Western Square-tailed Drongo
- Western Tinkerbird
- Western Wood Pewee
- Westland Petrel
- Whiskered Myiobius
- Whiskered Screech Owl
- Whiskered Yuhina
- Whistling Heron
- Whistling Kite
- White-backed Night Heron
- White-backed Vulture
- White-banded Tyrannulet
- White-bearded Antshrike
- White-bearded Manakin
- White-bellied Antbird
- White-bellied Chachalaca
- White-bellied Cinclodes
- White-bellied Crested Flycatcher
- White-bellied Dacnis
- White-bellied Emerald
- White-bellied Hummingbird
- White-bellied Imperial Pigeon
- White-bellied Nothura
- White-bellied Parrot
- White-bellied Piculet
- White-bellied Pygmy Tyrant
- White-bellied Seedeater
- White-bellied Tit
- White-bellied Woodstar
- White-bellied Wren
- White-bibbed Manakin
- White-bridled Finch
- White-browed Babbler
- White-browed Blackbird
- White-browed Bush Robin
- White-browed Crake
- White-browed Crombec
- White-browed Fulvetta
- White-browed Guan
- White-browed Piculet
- White-browed Robin-Chat
- White-browed Scrub Robin
- White-browed Shortwing
- White-browed Tit-Spinetail
- White-capped Munia
- White-cheeked Cotinga
- White-chested Emerald
- White-chested Puffbird
- White-chinned Prinia
- White-chinned Sapphire
- White-chinned Thistletail
- White-chinned Woodcreeper
- White-collared Blackbird
- White-collared Kite
- White-crested Helmetshrike
- White-crested Spadebill
- White-crested Tiger Heron
- White-crested Turaco
- White-crested Tyrannulet
- White-crowned Penduline Tit
- White-crowned Robin-Chat
- White-eared Barbet
- White-eared Bronze Cuckoo
- White-eared Catbird
- White-eared Ground Sparrow
- White-eared Parakeet
- White-eyed Foliage-gleaner
- White-eyed Parakeet
- White-eyed Slaty Flycatcher
- White-fronted Black Chat
- White-fronted Manakin
- White-fronted Quail-Dove
- White-headed Brushfinch
- White-lored Gnatcatcher
- White-lored Spinetail
- White-lored Warbler
- White-masked Antbird
- White-naped Jay
- White-naped Pigeon
- White-naped Seedeater
- White-naped Tit
- White-naped Xenopsaris
- White-naped Yuhina
- White-necked Hawk
- White-necked Thrush
- White-rimmed Warbler
- White-rumped Cuckooshrike
- White-rumped Hawk
- White-rumped Monjita
- White-rumped Swift
- White-shouldered Antbird
- White-shouldered Antshrike
- White-shouldered Fire-eye
- White-starred Robin
- White-streaked Friarbird
- White-striped Warbler
- White-tailed Ant Thrush
- White-tailed Blue Flycatcher
- White-tailed Crested Flycatcher
- White-tailed Goldenthroat
- White-tailed Lapwing
- White-tailed Lark
- White-tailed Nightjar
- White-tailed Starfrontlet
- White-tailed Swallow
- White-tailed Trogon
- White-thighed Swallow
- White-throated Canary
- White-throated Earthcreeper
- White-throated Flycatcher
- White-throated Hummingbird
- White-throated Laughingthrush
- White-throated Robin-Chat
- White-throated Rock Thrush
- White-throated Sierra Finch
- White-throated Spadebill
- White-throated Towhee
- White-throated Woodcreeper
- White-throated Woodpecker
- White-tipped Dove
- White-tufted Sunbeam
- White-vented Violetear
- White-wedged Piculet
- White-whiskered Spinetail
- White-winged Apalis
- White-winged Brushfinch
- White-winged Collared Dove
- White-winged Duck
- White-winged Guan
- White-winged Nightjar
- White-winged Robin
- White-winged Widowbird
- White Monjita
- White's Thrush
- Whyte's Double-collared Sunbird
- Wied's Tyrant-Manakin
- Willis's Antbird
- Wilson's Bird-of-paradise
- Winter Wren
- Wire-crested Thorntail
- Wire-tailed Manakin
- Wompoo Fruit Dove
- Wood Thrush
- Wrentit