Published by:
International Society of Royal Descendants - Bloodroyal and Sangreal
Blanche Plantagnet of Lancaster

John Plantagnet of Gaunt of Lancaster & Richmond - King of Castile - abt: 1339-1397 & Blanche Plantagnet of Lancaster - John of Lancaster was also married to: (2)Catherine de Roet, (3) Constanza (Constance) Queen of Castile
daughter of:
Henry Plantagenet of Grosmont - Duke of Lancaster - died: 1360 & Isabel de Beaumont - died: 1336
son of:
Henry Plantagenet - 3rd Earl of Lancaster - died: 1345 & Maud de Chaworth
son of:
Edmund "Crouchback" Plantagenet - King of England  b: abt 1244 in London & Blanche de Artois - b: abt. 1248 in Arras, Pas-de-Calais, France
son of:
Henry III Plantagenet of Winchester - King of England  b: abt 1207 in Winchester Castle, Hampshire & Eleanor Berenger of Provence - b: abt 1223 in Aix-en-Provence, France