4 Generation Circle Diagram: |
| IJda van Schijndel Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Leonardus de Groot < Helena de Groot |
| Leonardus de Groot Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree IJda van Schijndel < Helena de Groot |