Wolfgang II. von Barby-Mühlingen was born 21 December 1531 to Wolfgang I. von Barby-Mühlingen (1502-1565) and Agnes von Mansfeld zu Mittel-Ort (1511-1558) and died 23 March 1615 of unspecified causes. He married Elisabeth von Anhalt-Zerbst (1545-1574) 19 July 1570 JL . He married Maria Jakobäa von Baden-Durlach (1514-c1592) 1 February 1577 JL . Charlemagne (747-814)/s, Henry II of England (1133-1189)/s, Hugh Capet (c940-996)/s.
He married Maria Jakobäa von Baden-Durlach (1514-c1592) 1 February 1577 JL .