 | Jacob JAHNKE (1770-1828) 
|
 | Eva MIELKE (1760-1826)
|
| Constantia JAHNKE (1801-1822) |
| George KOSACK (1794-1846)
|
| Susanne ZASTROW (1806- )
|
| Anna Maria KOSACK (1831- )  |
| Ferdinand KOSACK (1832- ) |
| Louise KOSACK (1837-1908) |
| Friedrich Wilhelm KOSACK (1843- ) |
| Caroline Wilhelmine KOSACK (1829-1900)
|
| David JAHNKE (1804-1877)
|
| August FERDINAND JAHNKE (1850-1939) |
| CARL Ludwig JAHNKE (1852-1933) |
| Hulda Betha Luise JAHNKE (1855-1928) |
| Wilhelm Emil JAHNKE (1858-1936) |
| Otto Ernst JAHNKE (1861- ) |
| Emilie Amalie Rosalie JAHNKE (1864- ) |
| Albert Adolph JAHNKE (1868- ) |
| Minna Therese Amanda JAHNKE (1873- ) |
