Sau đây là danh sách các đảo quốc trên toàn thế giới. Các nước này có lãnh thổ nằm trên 1 hoặc nhiều hòn đảo và không có đường biên giới với bất cứ quốc gia nào.
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¹ The Cook Islands and Niue are in free association with New Zealand. See Niue Constitution Act 1974 (NZ). Tokelau is a territory of New Zealand.
² An associated state of or in association with the Hoa Kỳ.
3 The Colony of Newfoundland covers the island of Newfoundland before 1808. In 1808, part of the peninsula of Labrador was transferred to Newfoundland from Lower Canada. In other words, before 1808, Newfoundland was an island colony. From 1808 onwards, the Colony of Newfoundland, and later the Dominion of Newfoundland, had been an island plus an area on the continent of North America.
4 The Crown Colony of Hong Kong covers only Hong Kong Island from 1841 to 1860. Kowloon south of Boundary Street on the continent was added in 1860, and extended to include the New Territories in 1898.
5 See also Chinese Civil War, political status of Taiwan và legal status of Taiwan.
6 Australia is considered by geographers to be a continent and thus not an island, however in popular usage it is often referred to as an 'island continent'.