Gräfin Margarethe von Henneberg-Schleusingen 10 Oct 1444 - 3 Mar 1485 Parents William II, Princely count of Henneberg-Schleusingen Catherine of Hanau Children Margaret von Schwarzburg-Arnstadt Siblings Philip II of Rieneck Johann II. von Henneberg-Schleusingen William III, Princely Count of Henneberg-Schleusingen Philip I of Rieneck Partners Günther XXXVI van Schwarzburg