| Johan George Schumacher |
| Johan George Schumacher | |
| G: | ca. 1847 |
| Rotterdam | |
| O: | 22 feb 1898 |
| Rotterdam | |
| Carolina Helena Schumacher |
| Carolina Helena Schumacher | |
| G: | 18 nov 1848 |
| O: | 30 jan 1897 |
| Johan George Schumacher |
| Johan George Schumacher | |
| G: | 20 jun 1897 |
| Rotterdam | |
| O: | Ja, datum echter onbekend |
| Adelina Suzanna Schütt |
| Adelina Suzanna Schütt | |
| G: | ca. 1901 |
| H: | 4 okt 1921 |
| Den Haag | |
| O: | Ja, datum echter onbekend |
| Jan Govert Schumacher |
| Jan Govert Schumacher | |
| G: | ca. 1851 |
| Rotterdam | |
| O: | Ja, datum echter onbekend |
| Maria Elisabeth Gildemeester |
| Maria Elisabeth Gildemeester | |
| G: | ca. 1862 |
| Amsterdam | |
| H: | 6 jun 1889 |
| Amsterdam | |
| O: | Ja, datum echter onbekend |
| Catharina Maria Schumacher |
| Catharina Maria Schumacher | |
| O: | Ja, datum echter onbekend |
|
| Johan George Schumacher |
| Johan George Schumacher | |
| G: | 29 dec 1819 |
| Rotterdam | |
| O: | 3 mei 1899 |
| Rotterdam | |
| Maria Catharina Hollinghausen |
| Maria Catharina Hollinghausen | |
| G: | ca. 1821 |
| Alkmaar | |
| H: | 24 mei 1843 |
| Rotterdam | |
| O: | Ja, datum echter onbekend |