| | Jan Wulf Elisa Heijnekamp 1887–… Antonia Viegen van 1883–1931 | | |
| | Elisabeth Hillegonda Everdina Heijnekamp 1890–1975 Evert Pieter Dijk van 1894–… | | |
| | Adriana Everdina Heijnekamp 1896–… | | |
Geurt Heijnekamp 1898–1972 | | |
Gerritje Veenendaal 1899–… | | |
| | Gerritje Laar van 1861–1930 Adrianus Heijnekamp 1858–1946 | | |
Wulfs Evert Laar van 1868–1959 | | |
Johanna Laar van 1874–1943 | | |
Gijsbert Gerrit Hovestad …–… | | |
Jacob Gerrit Laar van 1864–1932 | | |
Gerritje Laar van 1859–1860 | | |
Wulf Evert Laar van 1866–… | | |
| | Elisabeth Hillegonda Nellestijn 1835–1917 Jan Wulf Laar van 1837–1911 | | |