Elisabeth_Helene_von_Vieregg
Elisabeth Helene von Vieregg
Danish noble and lady-in-waiting of German origin
Elisabeth Helene von Vieregg (4 May 1679 – 27 June 1704), Countess of Antvorskov, was Danish noble and lady-in-waiting of German origin. She was the royal mistress of King Frederick IV of Denmark and, later, his first morganatic wife by bigamy.