| Llewelyn II ap Iorwerth Born: 1173 Dolyddelan, Wales Died: 11 APR 1240 Aberconwy, Carnarvonshire, Wales | |||||
| Elizabeth de Ferrers Born: AFT 1391 Chartley, Staffordshire, England Died: 1434 York, Yorkshire, England | |||||
| John of Gaunt, Duke of Lancaster Born: 24 JUN 1340 Ghent, Oost-Vlaanderen, Belgium Died: 3 FEB 1399 Leicester Castle, Leicestershire, England | |||||
| Joan de Beaufort Born: ABT 1379 Chateau de Beaufort, Maine-et-Loire, France Died: 13 NOV 1440 Howden, Yorkshire, England | |||||
| Katheryn de Roët Swynford Born: 1350 Hainault, Picardie, France Died: 10 MAY 1403 Lincoln, Lincolnshire, England | |||||