Coordinates: 45°54′33″N 0°49′34″W / 45.90917°N 0.82611°W / 45.90917; -0.82611

The Boutonne is a river of western France that flows through the Deux-Sèvres and Charente-Maritime departments, in the Nouvelle-Aquitaine region. It is a right tributary of the Charente river.