San is an urban commune, town and capital of the Cercle of San in the Ségou Region of Mali. The town lies 10 kilometres or 6 miles south of the Bani River. In the 2009 census the commune had a population of 68,078.

Ségou Region is an administrative region in Mali, situated in the centre of the country with an area of 64,821 km2 (25,028 sq mi), around 5% of Mali. The region is bordered by Sikasso Region on the south, Tombouctou and Mopti on the east, Burkina Faso to the southeast and the Koulikoro Region to the west. In 2009 it had 2,336,255 inhabitants, making it the second most populous region of Mali. Its administrative capital is the town of Ségou.