1875 - 
1908-
| Else Erna Helene Ritter | |
| *: | 29 Mai 1908 |
| D-Bochum | |
1911-
| Oskar Ritter | |
| *: | 29 Apr 1911 |
| D-Warstein | |
1875-
| Gustav Ritter | |
| *: | 15 Jan 1875 |
| D-Bochum-Querenburg | |
1881-1953
| Helene Caroline Sondermann | |
| *: | 24 Feb 1881 |
| D-Bochum-Stiepel | |
| oo: | 8 Okt 1903 |
| D-Bochum-Stiepel | |
| +: | 29 Apr 1953 |
| D-Bochum | |
