The yellow-backed duiker (Cephalophus silvicultor) is a forest dwelling antelope in the order Artiodactyla from the family Bovidae. Yellow-backed duikers are the most widely distributed of all the duikers. They are found mainly in Central and Western Africa, ranging from Senegal to Western Uganda with a possible few in Gambia. Their range also extends southward into Ruanda, Burunidi, Zaire, and most of Zambia.