What is Oceania?

Oceania is a massive regions of islands spanning Melanesia, Micronesia, Polynesia and Australasia.

What Countries Exist in Oceania?

Let's break this down by region.


Melanesia is the area northwest of Australia. These islands are grouped together baed on the similarities of the cultures of the people from these islands.

Countries include: Fii, Papua New Guinea, Solomon Islands and Vanuatu.

Territories include New Caledonia, a French collectivity, and Indonesian Western New Guinea.


Micronesia is the region north of Papua New Guinea and Melanesia. It consists of thousands of islands.

Countries include: The Federated States of Micronesia, Kiribati, Marshall Islands, Nauru and Palau.

Two Territories of the United States also exist in this region: The Northern Mariana Islands, and Guam.


Polynesia is the region in the center of the South Pacific we often refer to as the South Seas.

Countries include:Cook Islands, New Zealand, Samoa, Tonga and Tuvalu.

Territories and dependencies include: American Samoa, Cook Islands, Easter Island, French Polynesia, Hawaii, Niue, Norfolk Island, Pitcairn Islands, Tokelau, Wallis and Futuna, and Rotuma.


Australasia overlaps with Polynesia and Melanesia, but adds the continent of Australia to complete the region of Oceania.