1. | Maria Theresa Cybo Duchessa Di Massa was born on 29 Jun 1725; died on 25 Dec 1790. Maria married Ercole III Rinaldo (Duke of Modena) D'este in 1741. Ercole (son of Francesco III Maria (Duke of Modena) D'este and Charlotte-Agla? D'orleans) was born on 22 Nov 1727; died on 14 Oct 1803. [Group Sheet] [Family Chart]
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2. | Maria Beatrice D'este (1.Maria1) was born in 1750; died on 14 Nov 1829. Family/Spouse: Ferdinand Archduke of Austria. Ferdinand (son of Franz I Stephan Duke of Lorraine and Maria Theresia Archduchess of Austria) was born in 1754; died on 24 Dec 1806. [Group Sheet] [Family Chart]
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3. | Francisco IV Archduke of Austria (2.Maria2, 1.Maria1) was born in 1779; died on 21 Jan 1846. |