4 Generation Circle Diagram: |
| Johanna "Jo" Ligthart Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Wilhelmus "Willem" Smits < Maria Wilhelmina Antonia "Ria" Smits |
| Wilhelmus "Willem" Smits Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Johanna "Jo" Ligthart < Maria Wilhelmina Antonia "Ria" Smits |
| Maria Wilhelmina Antonia "Ria" Smits Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Adrianus Christiaan "Ad" van den Heijkant |