Ingeborg zu Schleswig-Holstein German painter (b. 1956) Parents Peter, Duke of Schleswig-Holstein Marie Alix, Duchess of Schleswig-Holstein Children Siblings Alexander Prinz zu Schleswig-Holstein-Sonderburg-Glücksburg Prince Christoph of Schleswig-Holstein Marita von Schleswig-Holstein-Sonderburg-Glücksburg Partners Nikolaus Broschek