4 Generation Circle Diagram: |
| Margareta "Grietje" (Family name unknown) Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Cornelis Boelens < Aafke Boelens |
| Cornelis Boelens Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Margareta "Grietje" (Family name unknown) < Aafke Boelens |
| Aafke Boelens Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Fredericus "Freerk" Siebenga < Theodora Catharina Siebenga |