Countess Maria Malgorzata Wielopolska (1876-1963) (1876–1963) Parents Zygmunt Wielopolski Albertine Prinzessin von Montenuovo Children Count Stanislaw Plater-Zyberk Countess Maria Plater-Zyberk Count Jerzy Plater-Zyberk Count Alexander Plater-Zyberk Zygmunt Plater-Zyberk Countess Paulina Plater-Zyberk Count Jozafat Plater-Zyberk Siblings Countess Maria Anna Wielopolski Alfred Wielopolski Count Albert Wielopolski Count Alexander Wielopolski Partners Jozafat Maria Aleksander Plater-Zyberk