Familie: Johann Piotrowski / Wilhelmine Wieczorek (F1965)
verh. 18 Feb 1887 | Johann Piotrowski (1862-1910) |
 | Wilhelmine Wieczorek (1864- ) |
| Anna Emilie Piotrowski (1887- ) |
| Otto Piotrowski (1890- ) |
| Gustav Piotrowski (1893- ) |
| Franz Piotrowski (1895- ) |
| Adolph Piotrowski (1897- ) |
| Helene Piotrowski (1899- ) |
| Albert Piotrowski (1901- ) |
| Friedrich Piotrowski (1904- ) |