Sandy Island may refer to:

Australia Sandy Island (Lacepede Islands), Western Australia Sandy Island (Windy Harbour), Western Australia

Canada Sandy Island (Saskatchewan), Canada Sandy Island (British Columbia), in the List of islands of British Columbia Sandy Island Marine Provincial Park, British Columbia, Canada

Other places Sandy Island (Anguilla), in the Caribbean Sandy Island (Pitcairn Islands), in the Oeno Island atoll Sandy Island, South Carolina, United States, an unincorporated community and a larger island Sandy Island (Andaman and Nicobar Islands), Andaman and Nicobar Islands, India Düne, Heligoland, known in English as Sandy Island in the 19th century

Other uses Sandy Island, New Caledonia, a phantom island

See also Sandy Island and Low Rock Important Bird Area, Northern Territory, Australia Sandy Island Beach State Park, New York, United States Sandy Cay, an uninhabited island in the British Virgin Islands Sand Island (disambiguation) Sandy Islands (disambiguation)