List of countesses of Flanders , 1405–1482 , 1405–1482

| Name_ | Father | Birth | Marriage | Became_Countess | Ceased_to_be_Countess | Death | Spouse |
|---|---|---|---|---|---|---|---|
| Isabella of Portugal | John I of Portugal ( Aviz ) | 21 February 1397 | 7 January 1430 | 7 January 1430 | 15 July 1467 husband`s death | 17 December 1471 | Philip II |
| Margaret of York | Richard Plantagenet, 3rd Duke of York ( York ) | 3 May 1446 | 9 July 1468 | 9 July 1468 | 5 January 1477 husband`s death | 23 November 1503 | Charles II |