4 Generation Circle Diagram: |
| Antonetta Duits Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Johannis van Houtum < Johanna Christina van Houtum |
| Johannis van Houtum Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Antonetta Duits < Johanna Christina van Houtum |
| Johanna Christina van Houtum Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Josephus "Joost" Witlox < Julianus Hendrikus "Janus" Witlox |