Countess Helena Plater-Zyberk (born 1933) (b. 1933) Parents Countess Paulina Plater-Zyberk Count Jan Plater-Zyberk Children Hubert Julien-Laferrière Thadee Julien-Laferriere Jean Julien-Laferriere Gabriel Julien-Laferrière Siblings Countess Malgorzata Plater-Zyberk Maria Alberta Plater-Zyberk Count Hubert Plater-Zyberk Count Eugene Plater-Zyberk Partners Claude Julien-Laferriere