Blanche married John "of Gaunt" England, [DUKE OF LANCAST on 19 May 1359 in Queen's Chapel, Reading, Berkshire, England. John (son of Edward III King of Eng Plantagenet and Queen Phillippa of Hainault, Countess of Holland") was born on 24 Jul 1340 in Ghent, East Flanders, Belgium; was christened on 24 Jun 1340 in Ghent, East Flanders, Belgium; died on 3 Feb 1399 in Leicester Castle, Leicester, Leicestershire, England; was buried on 15 Mar 1399 in St. Pauls Cathedral, London, Middlesex, ENGLAND. [Group Sheet] [Family Chart]