Marianne De Geer (1893-1978) (1893–1978) Parents Louis de Geer Friherre af Leufstra Märtha Johanna Fredrika Friherrina Cederström Children Dagmar Bernadotte, Countess Bernadotte Oskar Bernadotte, Count Bernadotte Nils Carl Bernadotte, Count Bernadotte Marta Bernadotte, Countess Bernadotte Siblings Märta de Geer af Leufsta Partners Carl Oscar Bernadotte Marcus Wallenberg