Capetian dynasty has also been used as a surname for French royalty, particularly but not exclusively those of the House of Capet. One notable use was during the French Revolution, when the dethroned King Louis XVI (a member of the House of Bourbon and a direct male-line descendant of Hugh Capet) and Queen Marie Antoinette (a member of the House of Habsburg-Lorraine) were referred to as "Louis and Antoinette Capet" (the queen being addressed as "the Widow Capet" after the execution of her husband). The dynastic surname now used to describe Hugh Capet's family prior to his election as King of France
Louise Marie Adélaïde de Bourbon, Duchess of Orléans de Chartres accompanied them to safety in Switzerland. In the meantime, due to her poor health, Marie-Adélaïde was allowed to stay in France, under guard, at the château de Bizy, where her father had died a month earlier. Her inheritance, however, was confiscated by the revolutionary government. Despite having voted for the death of his cousin Louis XVI of France, and having denounced his son's defection, Philippe Égalité was guillotined on 6 November 1793. Upon the execution of her husband, Marie-Adélaïde, now known as the "Veuve Égalité" ("Widow Égalité"), was incarcerated at the Luxembourg Palace, which had been transformed into