| Sisum, Anna Katharine | Kruse | 1975 | Bremen-Mitte |
| Sisum, Carl Eduard Theodor Friedrich | 1965 | Bremen-Hemelingen | |
| Sisum, Günter Karl Eberhard | 1930 | Bremen 1 | |
| Sisum, Johann August | 1947 | Bremen-Burglesum | |
| Sisum, Johann Wilhelm Peter August | 1929 | Vegesack | |
| Sisum, Maria | Horstmann | 1917 | Vegesack |
| Sisum, Marie | 1929 | Bremen 4 (Horn) |