Surname: Dücker-Plettenberg | Name index 5 people Angelika, countess of Dücker-Plettenberg * 1948 Chantal, countess of Dücker-Plettenberg * 1996 Christian, count of Dücker-Plettenberg * 1952 Clemens, count of Dücker-Plettenberg * 1979 Georg, count of Dücker-Plettenberg * 1918 Surname