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Jacobus Mertens
- ☼ 13-07-1816 (Nederweert [Li])
- ✞ 21-02-1904 (Haarlem [Nh])
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Johanna van der Elst
- ☼ 29-04-1816 (Heemstede [Nh])
- ✞ 18-12-1859 (Haarlem [Nh])
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Theodorus Mertens
- ☼ 17-09-1854 (Haarlem [Nh])
- ✞ 10-03-1929 (Haarlem [Nh])