4 Generation Circle Diagram: |
| Johanna Maria de Klerk Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Johannes Henricus van Deursen < Johannes Christiaan Thomas van Deursen |
| Johannes Henricus van Deursen Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Johanna Maria de Klerk < Johannes Christiaan Thomas van Deursen |
| Johannes Christiaan Thomas van Deursen Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Johanna Maria de Bot |