4 Generation Circle Diagram: |
| Geertje (Family name unknown) Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Sjoek Hettema < Pietje Hettema |
| Sjoek Hettema Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Geertje (Family name unknown) < Pietje Hettema |
| Pietje Hettema Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Eeltje van Dijk < Tjeerd Kobus van Dijk |