Robert Fredrik de Geer 9 May 1797 Castle Tervik - 22 Sep 1847 Castle Radelma (1797–1847) Parents Baroness Vivica Eleonora Hastfer Robert Wilhelm De Geer Children Countess Vivica Louise Francisca of Terviikki Lovisa Ehrnrooth Countes Vilhelmina Ottiliana Lovisa of Terviikki Partners Frederica Louisa, Friherrinna Fock