father death_date death_place mother birth_date spouse article_title name
frederick i , elector of brandenburg 27 july 1465 landshut elisabeth of bavaria-landshut 1410 albert bavaria-ingolstadt count martin of waldenfels v , duke of mecklenburg louis viii of margaret of brandenburg -lrb- 1410 -- 1465 -rrb-
 margaret of brandenburg
margaret of brandenburg -lrb- 1410 -- 1465 -rrb-

margaret of brandenburg -lrb- 1410 -- 27 july 1465 , landshut -rrb- was a princess of brandenburg by birth and through successive marriages duchess of mecklenburg , duchess of bavaria-ingolstadt and countess of waldenfels .
margaret was a daughter of elector frederick i of brandenburg -lrb- 1371 -- 1440 -rrb- from his marriage to elisabeth of bavaria-landshut -lrb- 1383 -- 1442 -rrb- , daughter of duke frederick of bavaria-landshut .
elizabeth 's brothers were frederick ii and albert iii achilles , who successively ruled brandenburg .
she married in 1423 duke albert v of mecklenburg , but he died shortly after his marriage , even before they could begin living together .
margaret received as dowry dömitz and gorlosen from her father .
on 20 july 1441 margaret married louis viii of bavaria-ingolstadt -lrb- 1403 -- 1445 -rrb- , to secure peace in the land .
through this marriage , louis regained possessions he had lost to elector frederick i during the bavarian war of 1420-1422 .
two children were born is this marriage .
both , however , died young .
in 1446 , finally , margaret secretly married her tutor , count martin of waldenfels -lrb- d. 1471 -rrb- .
this relationship has been incorporated into the tragedy `` louis the bearded '' by georg köberle , published in 1844 .
