Ernst Casimir I, 1st Prince of Ysenburg and Büdingen
Ernst Casimir I, Prince of Ysenburg and Büdingen was a prince of Isenburg-Büdingen, a former County of southern Hesse, Germany. Wikipedia
Born: January 20, 1781, Büdingen, Germany
Died: December 1, 1852 (age 71 years), Büdingen, Germany
Partner: Countess Ferdinande of Erbach-Schönberg (1804–)