4 Generation Circle Diagram: |
| Henrica Nijenhuis Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Peter Jonkman < Reinerus "Reinder" Jonkman |
| Peter Jonkman Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Henrica Nijenhuis < Reinerus "Reinder" Jonkman |
| Reinerus "Reinder" Jonkman Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Catharina Maria Klappe < Petrus "Piet" Jonkman |