Petrus Wilhelmus Bernhard Hendrik Onstenk 1919–1927 | | |
Maria Hendrina Theodora Onstenk 1918–1936 | | |
| | Gerardina Van Maldegem 1894– Petrus Wilhelmus Bernhard Hendrik Onstenk 1892– | | |
| | Hendrina Theodora Maas 1865– Adrianus Jacobus Van Maldegem 1864– | | |
| | Catharina Johanna Mouton – |