Oudalle (French pronunciation: [udal]) is a commune in the Seine-Maritime department in the Normandy region in northern France.

A village with light industry in its southern sector and farming in the northern part, in the Pays de Caux, situated some 8 miles (13 km) east of Le Havre, at the junction of the A131 autoroute with junction 5 of the A29 autoroute as it crosses the canal de Tancarville, the canal du Havre and the river Seine.

The arms of Oudalle are blazoned : Argent, a chevron inverted vert in chief a wolf head erased sable, and on a chief azure, a drakkar Or.

Historical population

Year	Pop.	±% p.a.
1968	151	—
1975	183	+2.78%
1982	252	+4.68%
1990	330	+3.43%
1999	368	+1.22%
2007	357	−0.38%
2012	404	+2.50%
2017	440	+1.72%
Source: INSEE

• The church of St.Pierre, dating from the eighteenth century.

• Communes of the Seine-Maritime department