4 Generation Circle Diagram: |
| Cornelia Horn Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree (Given name unknown) de Boer < Willempje de Boer |
| (Given name unknown) de Boer Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Cornelia Horn < Willempje de Boer |
| Willempje de Boer Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Gerrit de Koe < Cornelia de Koe < Grietje de Koe < Sjake de Koe |