Maria Olga Althann (born 1941) (b. 1941) Parents Vera Alys Levinge Count Michael Karl Althann Children Isabelle von Coreth zu Coredo Julie von Coreth zu Coredo Siblings Maria Christina Althann Michael Victor Althann Marie-Thérèse Margarethe Althann Michael Robert Althann Michael Alexander Althann Partners Ferdinand Graf von Coreth zu Coredo