- Wallcreeper
- Wandering Tattler
- Water Pipit
- Water Rail
- Wattled Crane
- Wattled Ibis
- Wattled Starling
- Waved Albatross
- Weka
- Welcome Swallow
- West Indian Woodpecker
- West Peruvian Dove
- Western Black-eared Wheatear
- Western Black-headed Batis
- Western Bonelli's Warbler
- Western Cattle Egret
- Western Citril
- Western House Martin
- Western Jackdaw
- Western Kingbird
- Western Plantain-eater
- Western Reef Heron
- Western Spindalis
- Western Subalpine Warbler
- Western Swamphen
- Western Yellow Wagtail
- Whinchat
- Whiskered Tern
- White-backed Black Tit
- White-backed Mousebird
- White-backed Vulture
- White-bellied Bustard
- White-bellied Canary
- White-bellied Go-away-bird
- White-bellied Sea Eagle
- White-bellied Tit
- White-billed Starling
- White-breasted Cormorant
- White-breasted Nuthatch
- White-breasted Waterhen
- White-breasted Woodswallow
- White-browed Bulbul
- White-browed Coucal
- White-browed Ground Tyrant
- White-browed Robin-Chat
- White-browed Scrub Robin
- White-browed Sparrow-Weaver
- White-browed Wagtail
- White-capped Dipper
- White-capped Redstart
- White-cheeked Turaco
- White-collared Pigeon
- White-crested Helmetshrike
- White-crowned Lapwing
- White-crowned Sparrow
- White-eared Bulbul
- White-eyed Slaty Flycatcher
- White-eyed Vireo
- White-faced Heron
- White-faced Whistling Duck
- White-fronted Amazon
- White-fronted Bee-eater
- White-fronted Plover
- White-fronted Tern
- White-headed Buffalo Weaver
- White-headed Duck
- White-headed Munia
- White-headed Vanga
- White-lined Tanager
- White-naped Brushfinch
- White-necked Jacobin
- White-necked Puffbird
- White-rumped Babbler
- White-rumped Sandpiper
- White-rumped Seedeater
- White-rumped Vulture
- White-shouldered Tanager
- White-tailed Ant Thrush
- White-tailed Kite
- White-tailed Lapwing
- White-tailed Trogon
- White-throated Bee-eater
- White-throated Canary
- White-throated Dipper
- White-throated Fantail
- White-throated Kingfisher
- White-throated Magpie-Jay
- White-throated Mountaingem
- White-throated Sparrow
- White-throated Swallow
- White-throated Thrush
- White-tipped Dove
- White-whiskered Puffbird
- White-winged Cinclodes
- White-winged Coot
- White-winged Dove
- White-winged Tern
- White Stork
- White Wagtail
- Whooping Motmot
- Willet
- Willow Ptarmigan
- Willow Warbler
- Wilson's Plover
- Winter Wren
- Wire-tailed Swallow
- Wood Duck
- Wood Sandpiper
- Wood Stork
- Woodchat Shrike
- Woodland Kingfisher