| Schwardt, Johanne Christine | Rösch | 1880 | Bremen |
| Schwardt, Martin Heinrich | Rösch | 1885 | Bremen |
| Schwardt, Martha Johanne | Rösch | 1887 | Bremen |
| Schwardt, Frieda Wilhelmine | Reus | 1897 | Bremen |
| Schwardt, Nikolaus Friedrich Heinrich | Sievers | 1908 | Bremen 1 |
| Schwardt, Margarete Elise Charlotte | Sievers | 1909 | Bremen 1 |
| Schwardt, Johanne Frieda Berta | Sievers | 1910 | Bremen 1 |