Anna Maria Holsum 1838–1861 | | |
Johanna Theodora Christina Holsum 1839–1924 | | |
Alexander Sebastianus Holsum 1841– | | |
Lambertus George "Bert" Westermann 1906–1984 Paula Hendrika Francisca Maria Homulle – Geertruida Hendrika "Riek" Schagen 1913–2008 | | |
| | Gerhardus Bernardus Josephus "Gerard" Westermann 1880–1971 Annetje Overeem 1880–1924 | | |
| | Catharina Elisabeth Holsum 1847–1932 Georgius Henricus Josephus Westermann 1842–1919 | | |
Dirk Johannes Holsum 1848–1848 | | |
Joseph Thomas Holsum 1850–1850 | | |
Gerarda Berendina Holsum –1918 | | |
| | Gerardus Bernardus Holsum 1797–1859 Johanna Henriette van Kortenhof 1811–1852 | | |