Ercole III d'Este, Duke of Modena

Ercole III d'Este, Duke of Modena (Ercole Rinaldo; 22 November 1727 – 14 October 1803) was Duke of Modena and Reggio from 1780 till 1796. He was a member of the House of Este and is an ancestor of the House of Austria-Este through his daughter.

Marriage
On 16 April 1741 he married, heiress to the Principality of Carara, Maria Teresa Cybo-Malaspina, Duchess of Massa. They had two children.

Children

 * 1) Maria Beatrice d'Este (7 April 1750 – 14 November 1829) married Archduke Ferdinand Karl of Austria and had children.
 * 2) Rinaldo Francesco d'Este, Hereditary Prince of Modena (4 January 1753 – 5 May 1753) died in infancy.