Karl-Ludwig Felix Melchoir Prinz von Arenberg (born 1957) (b. 1957) Parents Princess Sophie, Duchess of Arenberg Prince Jean-Engelbert, 12th Duke of Arenberg Children Evrard Prinz von Arenberg Anne-Helene Prinzessin und Gräfin von Arenberg Siblings Prince Léopold, 13th Duke of Arenberg Heinrich Antoine Marie Prinz von Arenberg Marie Gabriele Prinzessin von Arenberg Etienne Albert Marie Melchoir Prinz von Arenberg Partners Fiammetta de Frescobaldi