| August Friedrich Otto Henning Albert v.Plessen | Mathilde! Ida Louise v.Moeller-Lilienstern | ||
| Bernhard Karl Louis John Hans! v.Plessen | Jutta! Elisabeth Fanni Hermine Auguste Ottilie Friederike v.Arnim | ||
| Hans-Balduin! August Karl Reimar v.Plessen*19.9.1907, +11.6.1940 |