Charles III William, Margrave of Baden-Durlach on 27 January, rather than on the 28th (which would correspond to the 17th on the Julian Calendar). Because his son Frederick of Baden-Durlach had died while Charles William was still alive, his grandson Charles Frederick became his successor. Since he was only 10 years old, a regency had to be established under the legal guardianship of Charles August of Baden-Durlach. On 27 June 1697, Charles III William married Magdalena Wilhelmine of Württemberg (7 November 1677 – 30 October 1742), the daughter of Wilhelm Ludwig, Duke of Württemberg. The following children were born from this marriage: Charles William was known
William I, Count of Hainaut William married Joan of Valois, sister of the future king Philip VI of France, and had the following children: William I, Count of Hainaut William I, Count of Hainaut ( – 7 June 1337), was Count William III of Avesnes, Count William III of Holland and Count William II of Zeeland from 1304 to his death. William, born , was the son of John II, Count of Hainaut, and Philippa of Luxembourg, daughter of Henry V of Luxembourg. He was the brother of John of Beaumont and Alice of Hainault. William was originally not expected to become count. After the