Familie: Samuel Niedzwetzki / Charlotte Roy (F34241)
 | Catharina Niedzwetzki (1861- ) |
| Juste Niedzwetzki (1862- ) |
| Marie Niedzwetzki (1864- ) |
| Amalie Niedzwetzki (1866-1874) |
| Lotte Niedzwetzki (1868- ) |
| Mine Niedzwetzki (1871- ) |
 | Johann Roy (1837- ) |
| Amalie Brozio (1844- ) |
| Marie Roy (1873- ) |
| Samuel Niedzwetzki (1874-1943) 
|
| Charlotte Roy (1872-1959)
|
| Ottilie Niedzwetzki (1904-1974)  |
| Otto Niedzwetzki (1909-2000) |