Yvetot (French pronunciation: [ivto]) is a commune in the Seine-Maritime department in the Normandy region in northern France. It is the capital of the Caux region. History. The name Yvetot comes from the Germanic Yvo and the Old Norse -topt. Therefore, Yvetot means 'property of Yvo'. The lords of Yvetot bore the title of king from the 15th until the middle of the 16th century, their petty monarchy being popularized in one of Béranger's songs. In 1592, Henry IV here defeated the troops of the Catholic League.
https://en.wikipedia.org/wiki/Yvetot