4 Generation Circle Diagram: |
| Aaltje Veerman Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Jan Klouwer < Nicolaas Johannes Cornelis Klouwer |
| Jan Klouwer Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Aaltje Veerman < Nicolaas Johannes Cornelis Klouwer |
| Nicolaas Johannes Cornelis Klouwer Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Neeltje Bond |