John "of Gaunt" Prince of ENGLAND, DUKE OF LANCASTER
He married Catherine de Roet, Duchess of Lancaster 13 Jan 1396/97 at Lincoln, Lincolnshire, England . Catherine de Roet, Duchess of Lancaster was born at of Picardy, Somme, France 1350 daughter of Payn de Roet, Sir Knight Guienne King of Arms and Mrs-Payn de Roet .
They were the parents of 4
children:
John "Fairborn" Beaufort, Marquess of Somerset
born Abt 1371.
Joan de Beaufort, Countess of Westmorland
born Abt 1375.
Henry "Cardinal" de Beaufort, Bishop of Lincoln & Winchester
born Abt 1376.
Thomas Beaufort, Duke of Exeter
born Abt Jan 1377.
John "of Gaunt" Prince of England, Duke of Lancaster died 3 Feb 1398/99 at Leicester Castle, Leicester, Leicestershire, England .
Catherine de Roet, Duchess of Lancaster died 10 May 1403 at Lincoln, Lincolnshire, England .