| | Cornelia Gertsen 1865–1921 | | |
| | Joannes Gertsen 1825–1918 Cornelia Berends 1824–1903 | | |
| | Berendina Kievits 1869–1923 | | |
| | Catharina Wilhelmina Kelderman 1872–1965 | | |
| | Elisabeth Gertsen 1829–1912 Johannes Rutjes 1827–1906 | | |
| | Hendrikus Gertsen 1874–1959 Hendrina Cornelia Wilhelmina van der Velden 1877–1969 | | |
| | | | |
| | Hendrikus Johannes Gertsen 1886– Elisabeth Maria "Beth" Straatman 1881– | | |
| | Johannes Christiaan Gertsen 1888–1978 Johanna Margaretha van Bon 1890–1960 | | |
| | Gerardus Gertsen 1846–1928 Maria Geertruida Scheffer 1849–1927 | | |
| | Wilhelmina Derksen 1857–1941 | | |
| | Gerarda Derksen 1860–1934 Wilhelmus Johannes Klein Middelink 1861–1931 | | |
| | Wilhelmina Gertsen 1823–1895 Hendrik Derksen 1824–1902 | | |
| | Gerhardus "Gradus" Gertsen 1793–1856 Johanna Nijenhuis 1800–1864 | | |