William Fitz Robert, 2nd Earl of Gloucester [SEP] mother
William Fitz Robert, 2nd Earl of Gloucester
William Fitz Robert, 2nd Earl of Gloucester (23 November 1116 – 23 November 1183) was the son and heir of Sir Robert de Caen, 1st Earl of Gloucester, and Mabel FitzRobert of Gloucester, daughter of Robert Fitzhamon and nephew of Empress Matilda.
Lineage.
William FitzRobert was the son of Robert, 1st Earl of Gloucester, an illegitimate son of King Henry I of England, during whose reign William was born. Thus William was a nephew of the Empress
His only son died while still a minor, and Strongbow's many Irish and Welsh possessions passed with his daughter Isabel, to her husband, William Marshal. Some of these lands would be brought back into the family via the marriage of one of the coheiresses of Isabel de Clare and William Marshal, Isabel Marshal, to her distant cousin, Gilbert de Clare, 4th Earl of Hertford (died 1230). He also inherited from his mother the estates of his maternal grandfather, William Fitz Robert, 2nd Earl of Gloucester (