The Abbey of Saint-Étienne was founded by a descendant of who?
Abbey of Saint-Étienne, Caen The Abbey of Saint-Étienne, also known as Abbaye aux Hommes ("Men's Abbey") by contrast with the Abbaye aux Dames ("Ladies' Abbey"), is a former Benedictine monastery in the French city of Caen, Normandy, dedicated to Saint Stephen. It was founded in 1063 by William the Conqueror and is one of the most important Romanesque buildings in Normandy.
Stephen II, Duke of Bavaria Duke Stephen II of Bavaria (1319 – 13 May 1375, Landshut) (German: "Stephan II. mit der Hafte, Herzog von Bayern"), after 1347 Duke of Bavaria. He was the second son of Emperor Louis IV the Bavarian by his first wife Beatrix of Świdnica and a member of the Wittelsbach dynasty.