Konstanty Tyzenhauz Lithuanian-Polish ornithologist of Baltic German origin (1786-1853) (1786–1853) Parents Marianna Przezdziecka Ignacy Tyzenhauz Anna Biegańska Children Rajnold Tyzenhauz Maria Tyzenhauz Siblings Sophie de Choiseul-Gouffier Adolf Rudolf Tyzenhauz Alexandra Tyzenhauz Partners Valeria Antonievna Vankovich
