Background
Josepha was born at Vienna, Austria, the first daughter of Joachim Egon, Landgrave of Fürstenberg-Weitra (1749–1828), (son of Ludwig August Egon, Landgrave of Fürstenberg-Weitra and Countess Maria Anna Josepha Fugger of Kirchberg) and his wife, Countess Sophia Maria of Oettingen-Wallerstein (1751–1835), (daughter of Philipp Karl, Count of Oettingen-Wallerstein and Countess Charlotte Juliana of Oettingen-Baldern).