| | Walter Robert Leubner 1899–1944 Dora Margarete Hauptmann 1900–1988 | | |
| | Robert Ernst Leubner 1873–1950 Anna Selma Kindt 1873–1959 | | |
| | Ernst Wilhelm Leubner 1845–1919 Bertha Emma Rolle 1846–1907 | | |
| | Johann Gottlieb Leubner 1817–1905 Johanne Eleonore Bösenberg 1821–1906 | | |