Amalia von Sayn-Wittgenstein German aristocrat (1771–1853) Parents Countess Amalie Ludowika Finck von Finckenstein Count Christian Louis Casimir, 2nd Count of Sayn-Wittgenstein-Ludwigsburg Children Fyodor Keller Eduard von Keller Gustav Ludwig Emil Keller Mariya Baryatinskaya Siblings Peter, 1st Prince of Sayn-Wittgenstein-Ludwigsburg Partners Christoph von Keller