Sibyl married Duke of Normandy Robert Normandy in May 1100 in Puglia, Italy. Robert (son of Duke of Normandy William I the Conqueror Normandy and Matilda of Flanders Forester) was born in 1053 in Haute-Normandie, France; died on 10 Feb 1134 in Cardiff, Wales. [Group Sheet] [Family Chart]
1079 - 1103 (24 years)