4 Generation Circle Diagram: |
| Theodorus "Dirk" Buijs Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Huberta "Huibertje" Plat < Jacob "Japik" Buijs Sibling Kornelis Buis |
| Neeltje Jans Pooijer Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Hendrik Jacobsz. Kwakman < Jan "Jan" Kwakman |
| Hendrik Jacobsz. Kwakman Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Neeltje Jans Pooijer < Jan "Jan" Kwakman |