Marguerite Louise d'Orléans

Marguerite Louise d'Orléans (28 July 1645 – 17 September 1721), was a niece of Louis XIII of France who later became Grand Duchess of Tuscany, as the wife of Grand Duke Cosimo III de' Medici with whom she was the mother of the last Medici Grand Duke of Tuscany.

Children

 * 1) Ferdinando de' Medici, Grand Prince of Tuscany (9 August 1663 – 31 October 1713) married Violante Beatrice of Bavaria but had no children.
 * 2) Anna Maria Luisa de' Medici (11 August 1667 – 18 February 1743)  married Johann Wilhelm, Elector Palatine but had no children.
 * 3) Gian Gastone de' Medici, Grand Duke of Tuscany (24 May 1671 – 9 July 1737)  married Anna Maria Franziska of Saxe-Lauenburg but had no children.

Titles and styles

 * 28 July 1645 – 12 June 1661 Her Royal Highness "Mademoiselle d'Orléans" Granddaughter of France.
 * 12 June 1661 – 23 May 1670 Her Royal Highness The Grand Princess of Tuscany.
 * 23 May 1670 - 5 February 1691 Her Royal Highness The Most Serene Grand Duchess of Tuscany.
 * 5 February 1691 - 17 September 1721 Her Royal Highness The Most Serene Grand Duchess of Tuscany.