Anna Miełżyńska was the great-grandmother of which Queen consort of the Polish-Lithuanian Commonwealth?
Catherine Opalińska Catherine Opalińska (Polish: "Katarzyna Opalińska" ; 13 October 1680 – 19 March 1747) was Queen consort of the Polish-Lithuanian Commonwealth twice and Duchess consort of Lorraine through her marriage with Stanisław I of Poland.
Maria Aurora von Königsmarck Countess Maria Aurora von Königsmarck (sv: "Aurora Königsmarck") (28 August 1662 – 16 February 1728) was a Swedish and German noblewoman of Brandenburg extraction and mistress of Augustus the Strong, Elector of Saxony and King of Poland.