Family: Johannes Jakob Mertz / Katharina Elisabetha Hegemann (F2909)
m. 16 Jun 1859Lorenz Mertz (1803-1870) 
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Maria Anna Leiser (1808- )
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Maria Anna Mertz (1830- )  |
| Christian Mertz (1833- ) |
| Magdalena Mertz (1838- ) |
| Juliana Mertz (1841- ) |
| Katharina Amalia Mertz (1844-1935) |
| Franziska Mertz (1847-1849) |
| Jakob Hegemann (1795-1841) |
| Katharina Treppel (1797- ) |
| Wilhelmina Hegemann (1827-1866) |
| Johannes Jakob Mertz (1836- )
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| Katharina Elisabetha Hegemann (1829-1900)
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| Friedrich Mertz (1863- ) |