Question: Who is the paternal grandfather of Johann Adolf I, Duke Of Saxe-Weissenfels?
Sentence (from "Augustus, Duke of Saxe-Weissenfels"): (Dresden, 13 August 1614 – 4 June 1680, Halle), was a Duke of Saxe-Weissenfels-Querfurt of the House of Wettin and administrator of the Archbishopric of Magdeburg.
Relevant evidence: No