4 Generation Circle Diagram: |
| Geertje de Kruiff Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Cornelis Zwitselaar < Roel Zwitselaar |
| Cornelis Zwitselaar Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Geertje de Kruiff < Roel Zwitselaar |
| Roel Zwitselaar Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Johanna van Keulen < Dirkje Zwitselaar |