Familie: Theodor Heinrich Gerdes / Caroline Friederike Christine Christians (F20)
verh. 9 Dez 1933 | Gerd Harms Gerdes (1880-1952) 
|
 | Wilhelmine Hilkedine Janßen (1884-1924)
|
Wilhelm Johann Gerdes (1904-1945)  |
 | Johann Heyo Gerdes (1906-1986) |
 | Heyo Gerdes (1908-1990) |
 | Georg Theodor Gerdes (1911-1943) |
| Johannes Habbo Gerdes (1913-1989) |
 | Georg Theodor Christians (1875-1942)
|
 | Bernhardine Margareta Henriette Oltmanns (1877-1941)
|
| Wilhelmine Henriette Diederike Oltmanns (1898-1969) |
| Georg Christians (1900-1900) |
| Anna Friederike Christians (1901-1901) |
| Karl Christians (1903-1903) |
| Frieda Agnes Christians (1903-1974) |
| Minna Mathilda Christians (1905-1905) |
 | Friedrich Wilhelm Christians (1907-1944) |
 | Theodor Heinrich Gerdes (1909-1944)
|
 | Caroline Friederike Christine Christians (1901-1980)
|
 | Annemarie Christine Gerdes (1930-2014) |
 | Georg Theodor Gerdes (1934-2023) |
 | Erika Inge Gerdes (1935-2020) |
 | Brigitte Lina Gerdes (1936-2010) |
| Thea Johanna Gerdes (1939-2025) |
 | Theodor Gerd Gerdes (1941-1989) |
 | Hans-Werner Gerdes (1943-2020) |