| | Pietje Hessels Bierma 1914–2004 | | |
| | Marten Boonstra 1875–1969 | | |
| | Karel Johan Hendrik Boonstra 1826–1900 Trijntje Harmens Rosema 1837–1900 | | |
| | Carolina Karels Friso 1804–1847 Heere Pieters Boonstra 1801–1836 | | |
| | Carel Barts Frieso 1761–1820 Johanna Margeretha Keidel 1764–1820 | | |
