Kogin Chari, ko Kogin Shari, kogi ne mai tsawon kilomita 1,400 (mil 870), yana gudana a Afirka ta Tsakiya. Ita ce asalin hanyar Tafkin Chadi. Kogin Chari yana kwarara ne daga Jamhuriyar Afirka ta Tsakiya ya bi ta Chadi zuwa Tafkin Chadi, yana bin iyakar Kamaru daga N'Djamena, inda ya haɗu da yammacinta da kuma babban harajin, Kogin Logone. Tana bayar da kashi 90 na ruwan da ke kwarara zuwa Tafkin Chadi. Ruwan kogin ya rufe murabba'in kilomita 548,747 (211,872 sq mi). Babban kwalin shine Kogin Logone, yayin da ƙananan raƙuman ruwa suka haɗa da Bahr Salamat, Bahr Sah), Bahr Aouk da Bahr Kéita. Mafi yawa daga cikin jama'ar Chadi, gami da Sarh da N'Djamena babban birnin ƙasar, sun tattara hankalinsu a kusa da ita. Ya zuwa shekarar 2016, Chadi ta kasance ɗaya daga cikin ƙasashe huɗu da cutar ta tsutsa a Guinea ta kasance. Yawancin shari'o'in da suka rage sun fi karkata ne ga Kogin Chari. Kogin na tallafawa muhimmin masana'antar kamun kifi na gida.