Saint-Martin-le-Gaillard () is a commune in the Seine-Maritime department in the Normandy region in northern France. Geography A farming village situated by the banks of the river Yères in the Pays de Caux, at the junction of the D16 and the D113 roads, some east of Dieppe. Heraldry Population Places of interest The church of Notre-Dame at St. Martin, dating from the thirteenth century. The church of St. Sulpice, dating from the sixteenth century. The church of St. Ouen at Auberville, dating from the seventeenth century, now a house. Ruins of a feudal castle. See also Communes of the Seine-Maritime department References Communes of Seine-Maritime