What is Gaston, Duke of Orléans?
{{Infobox royalty | name =Gaston of France | image =Full length portrait painting of Gaston of France, Duke of Orléans in 1634 by Anthony van Dyck (Musée Condé).jpg | caption=Gaston in 1634 | succession = [[Duke of Orléans]] | reign = 6 August 1626 - 2 February 1660 | spouse =Marie de Bourbon<br>[[Marguerite of Lorraine]] | issue =[[La Grande Mademoiselle |Anne Marie Louise, Duchess of Montpensier]]<br>[[Marguerite Louise d'Orléans|Marguerite Louise, Grand Duchess of Tuscany]]<br>Élisabeth, Duchess of Guise<br>[[Françoise Madeleine d'Orléans|Françoise Madeleine, Duchess of Savoy]]<br>Jean Gaston, Duke of Valois<br>Marie Anne, Mademoiselle de Chartres | full name = Gaston Jean Baptiste de France | house = [[House of Bourbon]] | father = [[Henry IV of France]] | mother = Marie de' Medici | birth_date = {{Birth date|1608|4|25|df=y}} | birth_place = Château de Fontainebleau, [[France]] | death_date = {{death date and age|1660|2|2|1608|4|25|df=y}} | death_place = Château de Blois, France | burial_place = [[Basilica of St Denis|Royal Basilica]], [[Saint Denis]] | signature = Signature of Gaston of France, Duke of Orléans at the marriage of the Duke of Enghien and Claire Clémence de Maillé on 7 February 1641.jpg | religion = [[Roman Catholicism]] }} '''Gaston of France, [[Fils de France|Son of France]], [[Duke of Orléans]]''' (Gaston Jean Baptiste; 25 April 1608 &ndash; 2 February 1660) was the third son of King [[Henry IV of France]] and his wife [[Marie de Medici]]. As a son of the king, he was born a ''[[Fils de France]]''. As a young boy he was given the title of '''Duke of Anjou'''. Later he had the title [[Duke of Orléans]]. As the eldest surviving brother of King [[Louis XIII of France|Louis XIII]], he was known at court as ''Monsieur''. He was also one of the first princes to use the ''style'' of ''[[Royal Highness]]''. He is often also referred to as '''''Gaston d'Orléans'''''. His grandson the [[Gian Gastone de' Medici, Grand Duke of Tuscany|last Medici Grand Duke of Tuscany]] was named in his h