Eu – an ancient city in northern France, in the east of Upper Normandy, near the border with Picard. It is the center of the township department of the eponymous Seine-Maritime.
Eu City is located on the banks of the River Bresle, four kilometers south of the place of its confluence with the Channel and the seaside town of Le Tréport.
The city name comes from the river, on whose banks it is located: in ancient times the river was called the Spec V (fr Or.), Which later became E (Eng Eu.).
In the Middle Ages the city was the center of the county of the same name, part of the Duchy of Normandy. It was founded in 996 by Duke Richard I to his illegitimate son of Godfrey, Count of Brionne. County E was produced as a boundary mark, protected the Duchy of Normandy to the east. In 1050 or 1052 in the e castle church wedding of William the Conqueror and his wife Matilda of Flanders.