| Mehnert, Alfred August | 1900 | Lesum | |
| Mehnert, Alma Wilhelmine | 1902 | Lesum | |
| Mehnert, August Carl | 1896 | Lesum | |
| Mehnert, Catharine Anna | Meyer | 1897 | Woltmershausen |
| Mehnert, Heinrich | 1904 | Blumenthal | |
| Mehnert, Henriette | 1892 | Lesum | |
| Mehnert, Henriette | 1895 | Lesum | |
| Mehnert, Johann Friedrich Wilhelm | 1898 | Lesum | |
| Mehnert, Karl Hermann | Meyer | 1896 | Woltmershausen |
| Mehnert, Max August | 1899 | Lesum |