Isabella of Portugal was Duchess of Burgundy from 1430 to 1467 as the third wife of Duke Philip the Good. Their son was Charles the Bold, the last Valois Duke of Burgundy. Wikipedia
Born: February 21, 1397, Evora, Portugal
Died: December 17, 1471 (age 74 years), Aire-sur-la-Lys, France
Children: Charles the Bold and Jodocus of Burgundy
Parents: John I of Portugal and Philippa of Lancaster
Grandchild: Mary of Burgundy
Spouse: Philip the Good (m. 1430–1467)
Siblings: John, Constable of Portugal and Prince Henry the Navigator