Helene Catharina KNOOP
- Father: Johann Carsten Heinrich Eduard KNOOP
- Mother: Helene Margarethe THORMÄHLEN
- Birth: 24 Jan 1905, Besenhorst, Hamburg, Duitsland
Ancestors of Helene Catharina KNOOP
/-Johann Peter Friedrich KNOOP
/-Johann Heinrich Wilhelm KNOOP
| \-Maria Margaretha Hedewica BURMESTER
/-Johann Carsten Heinrich Eduard KNOOP
| | /-Hans Hinrich SCHMALJOHANN
| \-Johanna Catharina Maria SCHMALL
| \-Margaretha Elisabeth KRAFT
Helene Catharina KNOOP
\-Helene Margarethe THORMÄHLEN