4 Generation Circle Diagram: |
| Fykjen (Family name unknown) Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Rutger van Gorkom < Thomas van Gorkom |
| Rutger van Gorkom Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Fykjen (Family name unknown) < Thomas van Gorkom |
| Dirck Duck Pedigree Tree Pedigree Map Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree < Helena Duck |