| | Johannes Wilhelmus Houkes 1890–1949 Cornelia van Dijk 1887–1969 | | |
| | Theodorus Houkes 1892–1978 Francisca Maria Derksen 1892–1984 | | |
| | Hendrina Groenewald 1864–1935 Bartholomeus Jacobus "Bart" Houkes 1863–1951 | | |
| | Petrus Groenewald 1837–1872 Johanna Holleman 1842–1901 | | |
| | Jacobus Groenewald 1805–1854 Hendrina Rensen 1814–1854 | | |
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