4 Generation Circle Diagram: |
| Jakob Gerrit Swama
Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Ida Blaak < Derk Swama < Geuchien Swama < Hendrik Swama |
| Grietje Egberdina Koning
Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Derk Swama < Jakob Gerrit Swama < Derk Swama < Geuchien Swama |
| Geuchien Swama
Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Harmke Wieringa Sibling Jakob Gerrit Swama Derk Swama |