Günther XII, Count of Schwarzburg German aristocrat (d. 1362) Parents Helene von Holstein-Schauenburg Henry VIII, Count of Schwarzburg-Leutenberg Children Günther XVIII, Count of Schwarzburg Mechtild of Schwarzburg Siblings Henry XI, Count of Schwarzburg-Leutenberg Günther XVIII, Count of Schwarzburg Gerhard von Schwarzburg Helene, Gräfin von Schwarzburg Sophie von Schwarzburg Partners Gertrud von Anhalt-Bernburg