Cecilia Princess of England

Cecilia Princess of was born in 1055.  Cecilia Princess of's father was William I "The Conqueror" King of England and her mother was Matilda of Flanders. She had four brothers and six sisters, named Robert II Duke of, Richard Prince of, William II King of, Henry I 'Beauclerc' King of, Gundred Princess of, Constance Princess of, Adela Princess of, Agatha Matilda Princess of, Anna Princess of and Maud Margaret Princess of.  She was the third oldest of the eleven children. She had a half-brother named William.