Peter Heinrich Stanislaus Maria Prinz zu Sayn-Wittgenstein-Sayn (born 1954) (b. 1954) Parents Ludwig Fürst zu Sayn-Wittgenstein-Sayn Marianne Fürstin zu Sayn-Wittgenstein-Sayn Children Leonille Elisabeth Judith Maria Anna Prinzessin zu Sayn-Wittgenstein-Sayn Constantin Victor Ludwig Prinz zu Sayn-Wittgenstein-Sayn Siblings Elizabeth Maria Leonilla Prinzessin zu Sayn-Wittgenstein-Sayn Marie Yvonne Helena Walburga Anna Leonille Prinzessin zu Sayn-Wittgenstein-Sayn Alexander, Prince zu Sayn-Wittgenstein-Sayn Teresa Maria Leonilla Prinzessin zu Sayn-Wittgenstein-Sayn Partners Sunnyi Melles