Ségou is a town and an urban commune in south-central Mali that lies 235 kilometres northeast of Bamako on the right bank of the River Niger. The town is the capital of the Ségou Cercle and the Ségou Region. With 130,690 inhabitants in 2009, it is the fifth-largest town in Mali.
The village of Ségou-Koro, 10 km upstream of the present town, was established in the 17th century and became the capital of the Bambara Empire.