| Grensemann, Gretchen Johanne | Warner | 1905 | Bremen 1 |
| Grensemann, Hermann Johann | Freese | 1907 | Bremen 1 |
| Grensemann, Hinrich Martin Gerhard | Warner | 1909 | Bremen 5 (Gröpelingen) |
| Grensemann, Katharine Anna | Freese | 1904 | Bremen 1 |
| Grensemann, Martha Gretchen Johanne | Warner | 1907 | Bremen 4 (Walle) |