name                                           father             birth          marriage                         became countess               ceased to be countess              death      spouse
0   margaret of bavaria       albert i , duke of bavaria ( wittelsbach )              1363     12 april 1385      21 march 1405 husband 's accession  10 september 1419 husband 's death    23 january 1423        john
1    michã¨le de valois                  charles vi of france ( valois )   11 january 1395         june 1409  10 september 1419 husband 's accession                         8 july 1422        8 july 1422   philip ii
2       bonne of artois        philip of artois , count of eu ( artois )              1396  30 november 1424                        30 november 1424                   17 september 1425  17 september 1425   philip ii
3  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
4      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

Table as JSON:
{"name":{"0":"margaret of bavaria","1":"michã¨le de valois","2":"bonne of artois","3":"isabella of portugal","4":"margaret of york"},"father":{"0":"albert i , duke of bavaria ( wittelsbach )","1":"charles vi of france ( valois )","2":"philip of artois , count of eu ( artois )","3":"john i of portugal ( aviz )","4":"richard plantagenet , 3rd duke of york ( york )"},"birth":{"0":"1363","1":"11 january 1395","2":"1396","3":"21 february 1397","4":"3 may 1446"},"marriage":{"0":"12 april 1385","1":"june 1409","2":"30 november 1424","3":"7 january 1430","4":"9 july 1468"},"became countess":{"0":"21 march 1405 husband 's accession","1":"10 september 1419 husband 's accession","2":"30 november 1424","3":"7 january 1430","4":"9 july 1468"},"ceased to be countess":{"0":"10 september 1419 husband 's death","1":"8 july 1422","2":"17 september 1425","3":"15 july 1467 husband 's death","4":"5 january 1477 husband 's death"},"death":{"0":"23 january 1423","1":"8 july 1422","2":"17 september 1425","3":"17 december 1471","4":"23 november 1503"},"spouse":{"0":"john","1":"philip ii","2":"philip ii","3":"philip ii","4":"charles ii"}}