Kogin Pongo ko Rio Pongo kogi ne da ke kwarara zuwa Tekun Atlantika kusa da Boffa, na kasar Guinea. Tushensa yana cikin Fouta Djallon. Hakanan an san yankin da ake kira "Pongoland" ko "Kasar Bongo". Tun daga shekarar 1992 aka keɓance mashigar. Rio Pongo ya zama yanki mai muhimmanci don kafa masana'antu a cikin kasuwancin bayin transatlantic. Sir George Collier ya lissafa sunaye 76 na iyalai da suka yi fataucin bayi a 1820. Ya kasance wakilin Westan Burtaniya na Yammacin Afirka tsakanin 1818 da 1821 kuma saboda haka ya shirya sintiri a kan kogin Pongo da sauran yankunan da ke kewaye da shi. Wani ɓangare na mãkircin littafin tarihin Anthony Adverse - kuma fim ɗin da aka yi shi - an saita shi a kan Kogin Pongo, a cikin shekarun ƙarshe na ƙarni na 18 da farkon shekarun 19. Fitaccen jarumin littafin - saurayi mai kwazo da hazaka - ya zo daga kasar Cuba kuma a cikin ɗan gajeren lokaci ya mallaki cinikin bayi a bakin kogin. Yana tara dukiya mai tarin yawa, amma a farashin ƙara lalacewa. A ƙarshe da yake ba shi da lafiya ta hanyar bautar, ya tashi zuwa wasu abubuwan da ke faruwa a wasu nahiyoyi.