10th June 1613
1st September 1680
John George belonged to the Albertine line of the House of Wettin. He was the third (fourth in order of birth) but eldest surviving son of the Elector John George I of Saxony and Magdalene Sybille of Prussia, his second spouse. He succeeded his father as Elector of Saxony when John George I died on 8 October 1656.