History - OnThisDay - 11 June 1403 - John IV Duke of Brabant
On 11 June 1403, John IV, Duke of Brabant was born in Arras, nowadays in France. John IV, Duke of Brabant Family John IV, Duke of Brabant was the son of Antoine of Burgundy, the ruling Duke of Brabant, Lothier and Limburg. John IV's mother was Jeanne of Saint-Pol. John IV 's paternal parents were Philip the Bold, Duke of Burgundy and Margaret III, Countess of Flanders. John IV 's mother, Jeanne of Saint-Pol, was a step-granddaughter of Edward, the Black prince and her maternal granddaughter was Joan of Kent. John IV, Duke of Brabant was a member of the noble House of Valois. Duty After his father's death at the Battle of Agincourt in 1415 John IV became the new Duke of Brabant. His succession wasn't accepted by everyone. The Holy Roman Sigismund contested his succession as he wished to stop the Valois influence or the influence of the Burgundian Duke, John the Fearless, who was the uncle of John IV, Duke of Brabant. However the S