John Leopold, Prince of Trautson and Count of Falkenstein
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John Leopold Donat of Trautson (German: Johann Leopold Donat von Trautson; 2 May 1659 in Vienna – 18 October 1724 in Sankt Pölten) was an Austrian nobleman and politician. Since 1711 he was the first Prince of Trautson, Imperial Count von Falkenstein and Baron zu Sprechenstein. He was educator, chamberlain and Obersthofmeister of Emperor Joseph I.