4 Generation Circle Diagram: |
| Grietje Berkhout Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Sjake de Koe < Gerrit de Koe |
| Sjake de Koe Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Grietje Berkhout < Gerrit de Koe |
| Gerrit de Koe Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Willempje de Boer < Cornelia de Koe < Grietje de Koe < Sjake de Koe |