 However, by his death in 1324, he was again marginalized at court, and in financial trouble as well.His wife, Mary de Châtillon, a descendant of King Henry III, was the founder of Pembroke College, Cambridge.Lawrence, a great-grandson of William de Valence was created, or recognized as, Earl of Pembroke, having inherited (through the female line) a portion of the estates of the Valence Earls of Pembroke.