- Wahlberg's Eagle
- Wallcreeper
- Warbling White-eye
- Wattled Jacana
- Wedge-billed Woodcreeper
- Wedge-rumped Storm Petrel
- West Indian Whistling Duck
- West Indian Woodpecker
- Western Barn Owl
- Western Bonelli's Warbler
- Western Capercaillie
- Western Cattle Egret
- Western Orphean Warbler
- Western Rock Nuthatch
- Western Sandpiper
- Western Spindalis
- Western Subalpine Warbler
- Western Swamphen
- Western Yellow Wagtail
- Western Yellow Wagtail (feldegg)
- Whistling Heron
- White-backed Mousebird
- White-backed Vulture
- White-banded Mockingbird
- White-banded Swallow
- White-barred Piculet
- White-bearded Manakin
- White-bellied Antpitta
- White-bellied Cinclodes
- White-bellied Erpornis
- White-bellied Sea Eagle
- White-bellied Sunbird
- White-bellied Woodstar
- White-booted Racket-tail
- White-breasted Cormorant
- White-breasted Tapaculo
- White-breasted Waterhen
- White-browed Brushfinch
- White-browed Bulbul
- White-browed Conebill
- White-browed Gnatcatcher
- White-browed Laughingthrush
- White-browed Scrub Robin
- White-browed Sparrow-Weaver
- White-browed Wagtail
- White-capped Dipper
- White-capped Parrot
- White-cheeked Barbet
- White-cheeked Pintail
- White-cheeked Starling
- White-chinned Sapphire
- White-collared Manakin
- White-collared Swift
- White-crested Elaenia
- White-crested Helmetshrike
- White-crowned Forktail
- White-crowned Manakin
- White-crowned Pigeon
- White-crowned Wheatear
- White-eyed Foliage-gleaner
- White-eyed Parakeet
- White-faced Ibis
- White-faced Whistling Duck
- White-fronted Bee-eater
- White-fronted Nunbird
- White-fronted Plover
- White-fronted Woodpecker
- White-headed Marsh Tyrant
- White-headed Vulture
- White-lined Antbird
- White-lined Tanager
- White-lored Tyrannulet
- White-necked Jacobin
- White-ringed Flycatcher
- White-rumped Hawk
- White-rumped Munia
- White-rumped Sandpiper
- White-rumped Swallow
- White-spotted Woodpecker
- White-tailed Eagle
- White-tailed Shrike
- White-throated Dipper
- White-throated Fantail
- White-throated Kingfisher
- White-throated Quail-Dove
- White-throated Robin-Chat
- White-throated Spadebill
- White-throated Thrush
- White-throated Tinamou
- White-throated Tyrannulet
- White-tipped Dove
- White-tipped Plantcutter
- White-tipped Swift
- White-tufted Grebe
- White-tufted Sunbeam
- White-whiskered Hermit
- White-whiskered Puffbird
- White-winged Cinclodes
- White-winged Coot
- White-winged Dove
- White-winged Swallow
- White-winged Tern
- White Monjita
- White Stork
- White Wagtail
- White Wagtail (lugens)
- Whooper Swan
- Willet
- Willow Flycatcher
- Willow Tit
- Wilson's Phalarope
- Wilson's Plover
- Wilson's Storm Petrel
- Wire-tailed Swallow
- Wood Sandpiper
- Wood Stork
- Woodlark
- Wren-like Rushbird