The Duchy of Normandy grew out of the 911 Treaty of Saint-Clair-sur-Epte between King Charles III of West Francia and the Viking leader Rollo. The duchy was named for its inhabitants, the Normans.
Statue of Rollo, founder of the fiefdom of Normandy, standing in Falaise, Calvados, birthplace of his descendant William the Conqueror, the Duke of Normandy who became King of England
"La Reine, Notre Duc": title of a Diamond Jubilee exhibition at the Jersey Arts Centre
The Normans were a population arising in the medieval Duchy of Normandy from the intermingling between Norse Viking settlers and locals of West Francia. The Norse settlements in West Francia followed
Arrival in England scene from the Bayeux Tapestry, depicting Normans using longships
10th–11th century History of the Normans, by Dudo of Saint-Quentin
The early Norman castle at Adrano
Modern depiction of 11th century Norman cavalry and infantry