George the Bearded Wettin
George the Bearded Wettin, Duke of Saxony, was married to Barbara (1478-1534), the daughter of
Casimir IV Jagiello and Elisabeth
Habsburg.
George and Barbara's daughter Magdalene Wettin (1507-1534) was married to Joachim II Hector Hohenzollern, who had a son named Johann Georg Hohenzollern.