- Wahlberg's Eagle
- Wandering Tattler
- Water Pipit
- Water Rail
- Wattled Jacana
- Western Black-eared Wheatear
- Western Capercaillie
- Western Cattle Egret
- Western Emerald
- Western Jackdaw
- Western Kingbird
- Western Marsh Harrier
- Western Plantain-eater
- Western Red-billed Hornbill
- Western Reef Heron
- Western Swamphen
- Western Yellow Wagtail
- Western Yellow Wagtail (flavissima)
- Whinchat
- Whiskered Tern
- Whistling Heron
- White-backed Vulture
- White-bellied Bustard
- White-bellied Drongo
- White-booted Racket-tail
- White-breasted Nuthatch
- White-breasted Waterhen
- White-browed Coucal
- White-browed Sparrow-Weaver
- White-capped Dipper
- White-cheeked Barbet
- White-collared Manakin
- White-collared Swift
- White-crested Helmetshrike
- White-crowned Parrot
- White-crowned Wheatear
- White-faced Whistling Duck
- White-fronted Bee-eater
- White-headed Buffalo Weaver
- White-headed Marsh Tyrant
- White-lined Tanager
- White-necked Jacobin
- White-necked Puffbird
- White-shouldered Tanager
- White-sided Flowerpiercer
- White-tailed Eagle
- White-tailed Tropicbird
- White-tailed Tyrannulet
- White-throated Bee-eater
- White-throated Dipper
- White-throated Kingfisher
- White-throated Magpie-Jay
- White-throated Mountaingem
- White-throated Quail-Dove
- White-throated Swallow
- White-tipped Dove
- White-whiskered Hermit
- White-whiskered Puffbird
- White-winged Dove
- White-winged Snowfinch
- White-winged Swallow
- White Stork
- White Tern
- White Wagtail
- White Woodpecker
- Whooper Swan
- Wild Turkey
- Willet
- Willow Ptarmigan
- Willow Tit
- Willow Warbler
- Wire-tailed Swallow
- Wood Sandpiper
- Wood Stork
- Woodchat Shrike
- Woodland Kingfisher