| Helmchen, Albert Hermann Gerhard | Diekmann | 1911 | Bremen 3 (Woltm.hsn) |
| Helmchen, Bertha Charlotte | Diekmann | 1907 | Bremen 3 (Woltm.hsn) |
| Helmchen, Carl Friedr. Wilh. | Diekmann | 1900 | Bremen |
| Helmchen, Christine Johanne | Penning | 1901 | Bremen |
| Helmchen, Ernestine | Diekmann | 1901 | Bremen |
| Helmchen, Ernestine Christiane | Penning | 1899 | Bremen |
| Helmchen, Friedrich Albert August | Diekmann | 1904 | Bremen 3 (Woltm.hsn) |
| Helmchen, Friedrich Wilhelm Ernst Carl | Diekmann | 1893 | Bremen |
| Helmchen, Georg Alb. Bernh. Heinrich | Peuning | 1897 | Bremen |
| Helmchen, Johanne Grete | Dieckmann | 1900 | Bremen |