4 Generation Circle Diagram: |
| Catharina Jacoba de Groot Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Johannes Gerardus Verdonk < Wilhelmina Gerardina Verdonk |
| Johannes Gerardus Verdonk Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Catharina Jacoba de Groot < Wilhelmina Gerardina Verdonk |