| 4 Generation Circle Diagram: | 
| Clarissa Cavalaris Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Donald Halsema < Donald Halsema < Joseph Halsema < Michael Halsema | 
| Diane Collinson Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Michael Halsema < Michael Halsema < Christopher Halsema | 
| Christopher Halsema Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Sibling Michael Halsema |