Hedwig Jagiellon, Electress of Brandenburg Electress Of Brandenburg (1513-1573) (1513–1573) Parents Barbara Zápolya Sigismund I the Old Children Sophie of Brandenburg Elisabeth Magdalene von Brandenburg Sigismund of Brandenburg Hedwig of Brandenburg, Duchess of Brunswick-Wolfenbüttel Siblings Wojciech Olbracht John Jagiellon Sigismund II Augustus Katharina of Poland, Countess of Montfort Regina Szafraniec Catherine Jagellon Anna Jagiellon Anna Jagiellon Isabella Jagiellon Sophia Jagiellon, Duchess of Brunswick-Lüneburg Partners Joachim II Hector, Elector of Brandenburg
