Cornelis Pieter Sikkema 1921–1979 | | |
| | Alberta Zwaantina Ausema 1894–1956 | | | | Aaltje de Jonge 1854–1943 | | | | Kornelis Sikkema 1811–1897 Henderika Hendriks Luitjens 1832–1878 | | | | Pieter Alderts Sikkema 1769–1846 Anje Pieters van der Weg 1781–1851 | | | | Aldert Jans Sikkema 1729–1775 | | |
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