- Guinea (region) : Coastal and tropical sub-Saharan region of West Africa, including (west-to-east) territories of Senegal, The Gambia, Guinea-Bissau, Guinea, Sierra Leone, Liberia, Côte d'Ivoire, Ghana, Togo, Benin, Nigeria, Cameroon and Equatorial Guinea.
- New Guinea : World's second-largest island, located in the South-West Pacific and divided between two provinces of Indonesia and the state of Papua New Guinea.
- Equatorial Guinea : Oil-rich country in central Africa comprising a mainland region and islands (pop. about 676,000).
- Guinea : Country in sub-Saharan Africa which gained independence from France in 1958.
- Guinea-Bissau : Republic located along the west coast of Africa, bounded by Senegal to the north and Guinea to the south and east, with the Atlantic Ocean to its west.
- Papua New Guinea : A developing nation in Oceania, part of the Commonwealth of Nations, on whose islands and in whose waters were fought many major battles of the Second World War