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Johannes Sleijffers
- ☼ 24-12-1885 ('s- Gravenhage [Zh])
- ✞ 24-10-1915 ('s- Gravenhage [Zh])
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Cornelia Ceulen
- ☼ 29-09-1889 ('s- Gravenhage [Zh])
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Mr. Henri Sleijffers
- ☼ 05-01-1923 ('s- Gravenhage [Zh])
- ✞ 22-02-1962 (Nijmegen [Gld])