4 Generation Circle Diagram: |
| Maria van den Oetelaar Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Adrianus Hendricus van Gerwen < Johannes Hendricus Cornelis van Gerwen |
| Adrianus Hendricus van Gerwen Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Maria van den Oetelaar < Johannes Hendricus Cornelis van Gerwen |
| Johannes Hendricus Cornelis van Gerwen Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Henrièette Jacoba Johanna Maria Baijens |