| Gratenau, Aug. | 1896 | ||
| Gratenau, Gerhard Hermann | 1943 | ||
| Gratenau, Heinrich | 1912 | ||
| Gratenau, Heinrich Theodor | 1914 | ||
| Gratenau, Louise | Sanders | Gratenau August | 1935 |
| Gratenau, Margaretha Elisabeth | Sanders | Gratenau Heinrich | 1925 |
| Gratenau, Margarethe Catharine | Bothe | Gratenau Heinrich Theodor | 1942 |
| Gratenau, Paula Helene Louise | Redeker | Gratenau Heinrich Rudolf | 1944 |