Maria Ermers
- Aft 1912( = Descendancy chart to this point, = Expand, = Collapse)
- 1 Maria Ermers [1] d. Aft 1912
- Hendrikus Graven b. 5 Nov 1839 d. 29 Apr 1912
- 2 Johannes Gerardus Graven [1.1]
- Geertruida Stephania Helena Rijcken
- 3 Louisa Maria Graven [1.1.1] b. 14 Dec 1897 d. 1 Dec 1982
- Johannes Gerardus Klomp b. 15 Sep 1893 d. 30 May 1975
- 4 Gradus Johannes Klomp [1.1.1.1] b. 22 May 1929 d. 30 Aug 2020 [ =>]
- 4 Johannes Jacobus Klomp [1.1.1.2] b. 7 Aug 1930 d. 11 Oct 2019
- 4 Geertruida Johanna Klomp [1.1.1.3] b. 17 Aug 1931
- 4 Petrus Antonius Klomp [1.1.1.4] b. 17 Oct 1932 d. 26 Feb 2021 [ =>]
- 4 Wilhelmus Klomp [1.1.1.5] b. 9 Dec 1936 [ =>]
- Johannes Gerardus Klomp b. 15 Sep 1893 d. 30 May 1975
- 3 Louisa Maria Graven [1.1.1] b. 14 Dec 1897 d. 1 Dec 1982
- Geertruida Stephania Helena Rijcken
- 2 Johannes Gerardus Graven [1.1]
- Hendrikus Graven b. 5 Nov 1839 d. 29 Apr 1912