| Oltmanngerdes, Wilhelmine Elise | 1890 | Lesum | |
| Oltmanngerdes, Eliese | Peter | 1891 | Oslebshausen |
| Oltmanngerdes, Friedrich | Peter | 1892 | Oslebshausen |
| Oltmanngerdes, Marie Wilhelmine | Peter | 1896 | Grambke |
| Oltmanngerdes, Heinrich Johann | Oltmanngerdes | 1909 | Oslebshausen |