| Friedrich Ernst Alexander v.Koskull | Catharina Aurora Anna v.Koskull | Franz! Wilhelm Carl Jacob v.Hahn | Marie v.Koskull |
| Adam Carl Eduard Wilhelm Alexander! v.Koskull | Hildegard (Hilda) Anna Marie v.Hahn | ||
| Alexander Jeannot Franz Adam Leon Baron v.Koskull*29.5.1904 |