4 Generation Circle Diagram: |
| Johanna Maria van Ravels Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Jacobus Adriaan Dekkers < Johannes Jacobus Dekkers |
| Jacobus Adriaan Dekkers Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Johanna Maria van Ravels < Johannes Jacobus Dekkers |