| 1: Joseph Jean Janssen 1788 | |
| 1: Charlotte Therese de Kuijper 1787, X Joseph Jean Janssen 1788 | |
| 2: Louise Elisabeth Marie Thérèse Janssen 1825 | |
| 2: Victor Ferdinand Auguste Henri de Kuijper 1822, X Louise Elisabeth Marie Thérèse Janssen 1825 | |
| 3: Charlotte Maria de Kuijper 1852-1935 | |
| 3: Johannes Baptist van Son 1841-1926, X Charlotte Maria de Kuijper 1852-1935 | |
| 4: Charles Victor Joseph Marie van Son 1882-1958 | |
| 4: Seraphina Apolonia Pateer 1892, X Charles Victor Joseph Marie van Son 1882-1958 | |
| 4: Alphons Albertus Maria van Son 1885-1938 | |
| 4: Marie Joseph C. H. G. van ter Velden 1886-1938, X Alphons Albertus Maria van Son 1885-1938 | |