Family: Johannes Mertz / Maria Margaretha Fröhlich (F7566)
m. 27 Jan 1810Matthias Mertz (1760- ) 
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Maria Anna Schmalenberger (1756- )
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| Johannes Fröhlich (1760-1796) |
| Maria Elisabetha Leininger (1762- )
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Maria Anna Fröhlich (1786-1837)  |
| Elisabetha Fröhlich (1787-1813) |
| Magdalena Fröhlich (1792-1855) |
| Johannes Mertz (1787- )
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| Maria Margaretha Fröhlich (1790- )
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| Katharina Mertz (1811-1843) |