One Island, 1 Island and similar may refer to:
One Island East, a supertall skyscraper in Hong Kong One Island Lake Provincial Park, a provincial park in British Columbia, Canada 1 Island (Houtman Abrolhos) in the Houtman Abrolhos group, Western Australia
See also
One Man's Island Two Islands Three Islands Five Islands (disambiguation) Seven Islands (disambiguation) Forty Islands Hundred Islands Thousand Islands (disambiguation) Ten Thousand Islands