| Wellnitz, Albert Gustav | Pietschmann | 1882 | Hastedt |
| Wellnitz, Anna Franziska | Pietschmann | 1897 | Bremen |
| Wellnitz, Auguste | Tiemann | 1902 | Bremen 1 |
| Wellnitz, Carl Ferdinand Louis | Pietschmann | 1881 | Hastedt |
| Wellnitz, Carl Fritz Diedrich Hermann | Rettbrecht | 1901 | Bremen |
| Wellnitz, Ewald | Tiemann | 1911 | Bremen 2 (Hastedt) |
| Wellnitz, Franz August | Pitschmann | 1880 | Hastedt |
| Wellnitz, Fritz | Tiemann | 1907 | Bremen 2 (Hastedt) |
| Wellnitz, Hermann Albert | Pietschmann | 1885 | Bremen |
| Wellnitz, Hermann Albert | Pietschmann | 1886 | Bremen |
| Wellnitz, Hermann Reinhold Gustav | Pietschmann | 1889 | Bremen |
| Wellnitz, Louis Ernst Albert | Wellnitz | 1912 | Bremen 2 (Hastedt) |
| Wellnitz, Louise Emma | Pietschmann | 1890 | Bremen |
| Wellnitz, Mathilde Ida | Pitschmann | 1887 | Bremen |
| Wellnitz, Minna Olga Franziska | Pitschmann | 1884 | Hastedt |
| Wellnitz, Reinhold Otto | Pietschmann | 1892 | Bremen |
| Wellnitz, Walter | Tiemann | 1908 | Bremen 2 (Hastedt) |