Cosimo III de' Medici, Grand Duke of Tuscany

He was the son of Grand Duke Ferdinando II and Vittoria della Rovere.

In 1661, he married Marguerite Louise d'Orléans, a cousin of the French King Louis XIV, but they separated in 1675. They had the following children:

• Ferdinando (1663-1713)
• Anna Maria Luisa (1667-1743), who married Johann Wilhelm, Elector Palatine (1658-1716).
• Gian Gastone (1671-1737), who succeeded his father as the last Medici Grand Duke of Tuscany in 1723.