| 4 Generation Circle Diagram: | 
| Henderika Alberdina Wiegman Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Johannes Robertus < Jantina Alida Robertus < Frans Frederik Adolf Robertus | 
| Jantina Alida Robertus Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Jan Berend Broekema Sibling Frans Frederik Adolf Robertus |