William Valence Earl of Pembroke

William was born after 1225.  William's father was Hugh Brun and his mother was Isabella of Angaouleme Dowager Queen.  His maternal grandfather was Aimar Taillefer Count of Angouleme. He had a brother and a sister, named Hugh and Alice. He had two half-brothers and three half-sisters, named III King of England, Richard Plantagenet, Joan, Isabella and Eleanor.  He died before May 18th, 1296 in England.  He was buried in Westminster abbey.

‌William and Johanna were married in a religious ceremony on August 13th, 1247.