Prince Guy of Bourbon-Parma (1940-1991) (1940–1991) Parents Prince Luigi of Parma Princess Maria Francesca of Savoy Children Louis Victor-Emanuel Sixte Robert di Borbone, Principe di Parma Siblings Prince Rémy François of Bourbon-Parma Prince Jean of Bourbon-Parma Princess Chantal Marie of Bourbon-Parma Partners Brigitte Peu-Duvallon