Longueil () 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 Saâne in the Pays de Caux, some southwest of Dieppe on the D 27 and the D 925 at its junction with the D 127 road.
Coat of arms
Population
Places of interest The church of Saint-Pierre, dating from the 13th and 16th century. Ruins of an 11th and 12th century castle.
See also Communes of the Seine-Maritime department Longueuil, Quebec
References