Familie: Adam Koyka / Julie Sieg (F6137)
 | Paul Koyka (1829- ) 
|
 | Louise Koyka (1853- ) |
| Maria Koyka (1856- ) |
| Johann Koyka (1858- ) |
| Reinhard Koyka (1858- ) |
| Sophia Koyka (1861- ) |
| Jette Koyka (1864- ) |
| Johann Sieg (1843-1890)
|
| Anorte Grzywatz (1834-1904)
|
| Maria Sieg (1863- ) |
| Friedrich Sych (1869-1947)  |
| Luise Sieg (1871- ) |
| Adam Koyka (1866- )
|
| Julie Sieg (1866- )
|
| Auguste Koyka (1895- ) |
| Johanna Koyka (1898- ) |