Gabon is located in Africa.
Gabon ( [ ɡəˈbɒn ] [ ɡabɔ̃ ] ) , officially the Gabonese Republic ( République gabonaise ) , is a sovereign state on the west coast of Central Africa . Located on the equator , Gabon is bordered by Equatorial Guinea to the northwest , Cameroon to the north , the Republic of the Congo on the east and south , and the Gulf of Guinea to the west . Abundant petroleum and foreign private investment have helped make Gabon one of the most prosperous countries in Sub-Saharan Africa , with the 4th highest HDI and the third highest GDP per capita ( PPP ) ( after Equatorial Guinea and Botswana ) in the region . Libreville is the capital and largest city of Gabon , in western central Africa .