塞乌讷河是法国的河流，位于该国西南部，属于加龙河的右支流，河道全长65公里，流域面积463平方公里，平均流量每秒3.07立方米，发源自索泽附近，河口处在阿让附近。

• http://www.geoportail.fr
• The Séoune at the Sandre database

The Séoune (French:la Séoune) is a 65-kilometre (40 mi) long river in the Lot, Tarn-et-Garonne and Lot-et-Garonne départements, southwestern France. Its source is at Sauzet. It flows generally southwest. It is a right tributary of the Garonne into which it flows between Lafox and Boé, near Agen.