Kurš apprecējās ar Élisabeth Marguerite d'Orléans?

Élisabeth Marguerite d'Orléans (26 December 1646 – 17 March 1696), known as Isabelle d'Orléans, was the Duchess of Alençon and, during her husband's lifetime, Duchess of Angoulême. She was the first cousin of Louis XIV of France, being the daughter of Gaston d'Orléans and Marguerite of Lorraine. She was suo jure Duchess of Alençon and Angoulême.

Louis Joseph de Lorraine Duke of Guise and Duke of Angoulême, (7 August 1650 – 30 July 1671) was the only son of Louis, Duke of Joyeuse and Marie Françoise de Valois, the only daughter of Louis-Emmanuel d'Angoulême, Count of Alès, Governor of Provence and son of Charles de Valois Duke of Angoulême, a bastard of Charles IX of France.