- Water Pipit
- Water Rail
- Wedge-tailed Shearwater
- Welcome Swallow
- Western Barn Owl
- Western Capercaillie
- Western Cattle Egret
- Western Jackdaw
- Western Marsh Harrier
- Western Osprey
- Western Subalpine Warbler
- Western Swamphen
- Western Yellow Wagtail
- White-bellied Sea Eagle
- White-browed Scrubwren
- White-faced Heron
- White-tailed Eagle
- White-throated Dipper
- White-winged Chough
- White Stork
- White Wagtail
- Whooper Swan
- Willie Wagtail
- Willow Warbler
- Wood Sandpiper