Saint-Ouen-sous-Bailly () is a commune in the Seine-Maritime department in the Normandy region in northern France. Geography A small farming village situated in the Pays de Caux, on the D149 road, some east of Dieppe. Heraldry Population Places of interest The church of St. Ouen, dating from the eleventh century. See also Communes of the Seine-Maritime department References Communes of Seine-Maritime