4 Generation Circle Diagram: |
| Geertrui Kolner Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Gerrit Jan Krooshoop < Bernardus Hermannus Krooshoop |
| Gerrit Jan Krooshoop Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Geertrui Kolner < Bernardus Hermannus Krooshoop |