List of countesses of Flanders , 1247–1405 , 1247–1405

| Name_ | Father | Birth | Marriage | Became_Countess | Ceased_to_be_Countess | Death | Spouse |
|---|---|---|---|---|---|---|---|
| Beatrice of Brabant | Henry II, Duke of Brabant ( Leuven ) | 1225 | November 1247 | November 1247 | 6 June 1251 husband`s death | 11 November 1288 | William II |
| Matilda of Bethune | Robert VII, Lord of Bethune ( Bethune ) | after 1230 | 2 February 1246 | 6 June 1251 husband`s accession | 8 November 1264 | 8 November 1264 | Guy |
| Isabelle, Marchioness of Namur | Henry V, Count of Luxembourg ( Luxembourg ) | 1247 | March or May 1264 | March or May 1264 | 25 September 1298 | 25 September 1298 | Guy |