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Gerardus de Haas
- ☼ 21-10-1892 (Leiderdorp [Zh])
- ✞ 28-03-1923 (Leiden [Zh])
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Johanna van der Bom
- ☼ 15-10-1894 ('s- Gravenhage [Zh])
- ✞ 03-03-1971 ('s-Gravenhage [Zh])
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Sophia de Haas
- ☼ 20-06-1921 (Leiden [Zh])
- ✞ 24-02-1923 (Leiden [Zh])