- Water Pipit
- Western Black-eared Wheatear
- Western Capercaillie
- Western Cattle Egret
- Western House Martin
- Western Jackdaw
- Western Marsh Harrier
- Western Meadowlark
- Western Orphean Warbler
- Western Yellow Wagtail
- Whinchat
- Whiskered Tern
- White-backed Mousebird
- White-browed Sparrow-Weaver
- White-crowned Sparrow
- White-headed Vulture
- White-tailed Eagle
- White-throated Dipper
- White Stork
- White Wagtail
- White Wagtail (yarrellii)
- Wild Turkey
- Willow Ptarmigan
- Willow Ptarmigan (scotica)
- Willow Tit
- Willow Warbler
- Wood Sandpiper
- Wood Warbler
- Woodchat Shrike