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.
Sigfried, Count of the Ardennes Sigfried (or Siegfried) (  922 – 28 October 998) was count of the Ardennes and the first person to rule Luxembourg. He was an advocate of the abbeys of St. Maximin in Trier and Saint Willibrord in Echternach. He may have been the son of Count Palatine Wigeric of Lotharingia and Cunigunda. He was the founder of the House of Luxembourg, a branch of the House of Ardennes.