| Johanna Maria Jacobs |
| Johanna Maria Jacobs | |
| D: | 4 nov 1786 |
| O: | 11 mrt 1869 |
| Delfshaven | |
| Martinus Siebel |
| Martinus Siebel | |
| G: | ca. 1798 |
| Rotterdam | |
| H: | 26 mei 1819 |
| Rotterdam | |
| O: | Ja, datum echter onbekend |
| Paulina Joanna Jacobs |
| Paulina Joanna Jacobs | |
| D: | 21 feb 1789 |
| Rotterdam | |
| O: | 17 aug 1822 |
| Delft | |
| Gerardus Langen |
| Gerardus Langen | |
| G: | ca. 1791 |
| Rotterdam | |
| H: | 16 feb 1814 |
| Rotterdam | |
| O: | 3 feb 1833 |
| Delft | |
| Joannes Franciscus Jacobs |
| Joannes Franciscus Jacobs | |
| D: | 28 sep 1791 |
| Rotterdam | |
| O: | Ja, datum echter onbekend |
| Johanna Christina Jacobs |
| Johanna Christina Jacobs | |
| D: | 19 jul 1793 |
| Rotterdam | |
| O: | Ja, datum echter onbekend |
| Gerarda Gertruda Everardus Jacobs |
| Gerarda Gertruda Everardus Jacobs | |
| D: | 20 jan 1802 |
| Rotterdam | |
| O: | Ja, datum echter onbekend |
|
| Beatrix Lokkerbol |
| Beatrix Lokkerbol | |
| D: | 30 nov 1761 |
| Rotterdam | |
| O: | 31 mrt 1829 |
| Rotterdam | |
| Everhardus Johannes Jacobs |
| Everhardus Johannes Jacobs | |
| G: | feb 1750 |
| Duitsland | |
| H: | 7 mei 1786 |
| Rotterdam | |
| O: | 23 mrt 1823 |
| Rotterdam | |