Alfonso III d'Este, Duke of Modena

Alfonso III d'Este (22 October 1591 – 26 May 1644) was Duke of Modena and Reggio from 1628 to 1629. He was the husband of Princess Isabella of Savoy, daughter of Charles Emmanuel I, Duke of Savoy and his wife Infanta Catherine Michelle of Spain.

Issue

 * 1) Cesare d'Este (1609–1613) died in infancy;
 * 2) Francesco I d'Este, Due of Modena (1610–1658) married Maria Farnese then Vittoria Farnese then Lucrezia Barberini and had issue.
 * 3) Obizzo d'Este (1611–1644) Bishop of Modena.
 * 4) Caterina d'Este (1613–1628) nun.
 * 5) Cesare d'Este (1614–1677) never married.
 * 6) Alessandro d'Este (1615), died in infancy.
 * 7) Carlo Alessandro d'Este (1616–1679) never married.
 * Rinaldo d'Este (1618–1672) Cardinal.
 * 1) Margherita d'Este (1619–1692) married Ferrante III Gonzaga, Duke of Guastalla.
 * 2) Beatrice d'Este (1620), died in infancy.
 * 3) Beatrice d'Este (1622–1623), died in infancy.
 * 4) Filiberto d'Este (1623–1645)
 * 5) Bonifazio d'Este (1624), died in infancy
 * 6) Anna Beatrice d'Este (1626–1690), married Alessandro (II) Pico, Duke of Mirandola and had issue. Isabella died giving birth to her.