Family: Johannes Jakob Mertz / Magdalena Langenberger (F14780)
m. 6 Jul 1865Christian Mertz (1819-1861) 
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Magdalena Dauenhauer (1819-1862)
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| Johannes Jakob Langenberger (1810- )
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| Apollonia Naab (1810- ) |
Luise Langenberger (1859- )  |
| Magdalena Langenberger (1845- )
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| Johannes Jakob Mertz (1844- )
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| Theresia Mertz (1866-1870) |
| Luisa Mertz (1869-1869) |
| Jakob Mertz (1872-1872) |
| Georg Mertz (1874- ) |
| Theresia Mertz (1877- ) |
| Anna Mertz (1886- ) |
| Jakob Mertz (1890-1972) |