The Céou () is a long river in the Lot and Dordogne départements, southwestern France. Its source is at Séniergues, southwest of Rocamadour. It flows generally northwest. It is a left tributary of the Dordogne into which it flows at Castelnaud-la-Chapelle, southwest of Sarlat-la-Canéda. Communes along its course This list is ordered from source to mouth: Lot: Séniergues, Montfaucon, Vaillac, Beaumat, Frayssinet, Saint-Chamarand, Saint-Germain-du-Bel-Air, Concorès, Dégagnac, Gourdon, Léobard, Salviac Dordogne: Saint-Aubin-de-Nabirat, Florimont-Gaumier, Saint-Martial-de-Nabirat, Bouzic, Daglan, Cénac-et-Saint-Julien, Saint-Cybranet, Castelnaud-la-Chapelle References Rivers of France Rivers of Dordogne Rivers of Lot (department) Rivers of Occitania (administrative region)