Mary FitzAlan

Mary Howard, Duchess of Norfolk was an English noblewoman. The daughter and sole heiress of Henry FitzAlan, 12th Earl of Arundel, she married Thomas Howard, 4th Duke of Norfolk. She died as aged seventeen shortly after the birth of her son, the Saint Catholic Philip Howard, 13th Earl of Arundel, who lived to unite the FitzAlans and Howards into one dynasty, with Arundel Castle as its seat.