4 Generation Circle Diagram: |
| Johanna van Dongen Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Johannes Loonen < Pieter Loonen |
| Johannes Loonen Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Johanna van Dongen < Pieter Loonen |
| Pieter Loonen Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Johanna van Dongen < Simon Loonen < Johannes "Jan" Loonen |