| Mertz, Anna Elisabeth | Arens | 1836 | Bremen |
| Mertz, Anna Margaretha Sophie | Arens | 1833 | Bremen |
| Mertz, Anna Maria | Voß | 1850 | Bremen |
| Mertz, Anna Marie Sophie | Hartmann | 1838 | Bremen |
| Mertz, Christian Friedrich | Budte | 1845 | Bremen |
| Mertz, Christiane Friederike | Budde | 1842 | Bremen |
| Mertz, George Wilhelm | Voss | 1840 | Bremen |
| Mertz, Georgine Charlotte | Voß | 1845 | Bremen |
| Mertz, Gesine | Voß | 1848 | Bremen |
| Mertz, Heinrich Fritz Diederich | Voß | 1842 | Bremen |
| Mertz, Hinrich Friedrich | Voß | 1844 | Bremen |
| Mertz, Johann Albert Diederich Claus | Heitmann | 1842 | Bremen |
| Mertz, Johann Casper | Arens | 1830 | Bremen |
| Mertz, Johann Georg | Heidmann | 1837 | Bremen |
| Mertz, Johann Heinrich Conrad | Budde | 1839 | Bremen |
| Mertz, Johannes Peter August | Voss | 1838 | Bremen |
| Mertz, Marie Wilhelmine Elisabeth | Voß | 1850 | Bremen |
| Mertz, Meta Gesina | Heitmann | 1844 | Bremen |
| Mertz, NN | Budde | 1838 | Bremen |