Countess Maria Antonina Plater-Zyberk (born 1939) (died 2023) (1939–2023) Parents Maria Meysztowicz Count Jozafat Plater-Zyberk Children Alexander Ritter von Miller zu Aichholz Maria Helena Ritter von Miller zu Aichholz Joseph Ritter von Miller zu Aichholz Siblings Count Jozafat Plater-Zyberk Elizabeth Plater-Zyberk Countess Roza Plater-Zyberk Partners Gottfried Ritter von Miller zu Aichholz