Familie: Kotte / Johanna Elly Koch (F267)
Christian Ferdinand Koch (1880- ) 
|
 | Emma Rosa Förster (1878-1962)
|
Alfred Ferdinand Alban Koch (1900-1992)  |
 | Emma Rosa Dora Koch (1902-1986) |
| Christian Rudi Koch (1903- ) |
| Frieda Marie Koch (1907- ) |
| Johanna Elly Koch (1905- )
|