Maria Beatrice d'Este, Duchess of Massa

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Maria Beatrice d'Este, Duchess of Massa
Duchess of Massa and Princess of Carrara Archduchess of Austria-Este
Portrait by Anton von Maron, 1772
Born	(1750-04-07)7 April 1750 Ducal Palace, Modena
Died	14 November 1829(1829-11-14) (aged 79) Vienna, Austria
Burial	Imperial Crypt, Vienna
Spouse	Ferdinand Karl, Archduke of Austria-Este ​ ​ (m. 1771; died 1806)​
Issue Detail	Maria Theresa, Queen of Sardinia Maria Leopoldine, Electress of Bavaria Francis IV, Duke of Modena Archduke Ferdinand Karl Joseph Maximilian, Grand Master of Teutonic Knights Archduke Karl, Archbishop of Esztergom Maria Ludovika, Empress of Austria
Names Maria Beatrice Ricciarda d'Este
House	Este
Father	Ercole III d'Este, Duke of Modena
Mother	Maria Teresa Cybo-Malaspina, Duchess of Massa

Maria Beatrice d'Este (Maria Beatrice Ricciarda; 7 April 1750 – 14 November 1829) was the last descendant of the House of Este, of the House of Cybo-Malaspina and, through her maternal grandmother Ricciarda [it], also of the House of Gonzaga of Novellara and Bagnolo. Ducal princess of Modena and Reggio, she became the sovereign duchess of Massa and Carrara from 1790 until 1796 and from 1815 until her death in 1829. Through her marriage, she was co-founder of the new House of Austria-Este.