| Steppan, Adolf | 1898 | Hemelingen | |
| Steppan, Anna | 1912 | Hemelingen | |
| Steppan, Anna Wilhelmine | Müller | 1924 | Horn, Bremen 7 / 4 (Horn) |
| Steppan, Emma | 1904 | Bremen 1 | |
| Steppan, Ferdinand Friedrich | 1931 | Hemelingen I | |
| Steppan, Ferdinand Friedrich | 1935 | Hemelingen | |
| Steppan, Ferdinand Friedrich | 1920 | Bremen 2 (Hastedt) | |
| Steppan, Franz Ferdinand Jakob | 1923 | Bremen 2 (Hastedt) | |
| Steppan, Franz Johann | 1923 | Bremen 2 (Hastedt) | |
| Steppan, Sophie | 1930 | Bremen 4 (Horn) |