Familie: Vennekohl, Heinrich Fritz Konrad / Hüper, Frieda (F155)
 | Vennekohl, Heinrich Wilhelm Fritz (1872- ) 
|
Rosemeyer, Dorothee (1880- ) |
| Vennekohl, Frieda Luise Lina Cornelia (1903-1905) |
 | Vennekohl, Friedrich (1907-1981)  |
 | Vennekohl, Louise (1914-1994) |
 | Vennekohl, Heinrich Fritz Konrad (1905-1971)
|
 | Hüper, Frieda (1907-1993) |
 | Vennekohl, Inge (1939-2020) |