Oceania is a geographic region comprising Australasia, Melanesia, Micronesia and Polynesia. Spanning the eastern and western hemispheres, Oceania covers an area of 8,525,989 km2 (3,291,903 sq mi). Situated in the southeast of the Asia-Pacific region, Oceania, when compared to continental regions, is the smallest in land area and the second smallest in population after Antarctica.
Here are all Oceania countries by their population.
| Rank | Country | Population |
| 1. | Australia | 23,232,412 |
| 2. | Papua New Guinea | 6,909,701 |
| 3. | New Zealand | 4,510,327 |
| 4. | Fiji | 920,938 |
| 5 | Solomon Islands | 647,581 |
| 6. | Vanuatu | 282,814 |
| 7. | New Caledonia | 279,070 |
| 8. | Samoa | 200,108 |
| 9. | Kiribati | 108,145 |
| 10. | Tonga | 106,479 |
| 11. | Palau | 21,431 |
| 12. | Nauru | 11,359 |
| 13. | Tuvalu | 11,052 |
| Total population | 37,241,417 | |
