Cockatoo Island (disambiguation)

Cockatoo Island is a UNESCO World Heritage Site in Sydney Harbour, New South Wales, Australia.

Cockatoo Island may also refer to:


 * Cockatoo Island Dockyard, an important naval and commercial dockyard in Sydney Harbour
 * Cockatoo Island (Queensland) in the Brisbane River
 * Cockatoo Island (Western Australia), an island in the Buccaneer Archipelago off the coast of Western Australia