1864 - 
1888-
| Ewald Haardt | |
| *: | 19 Aug 1888 |
| D-Bochum-Stiepel | |
1890-1981
| Auguste Elfriede Haardt | |
| *: | 30 Aug 1890 |
| D-Bochum-Stiepel | |
| +: | 25 Mai 1981 |
| D-Essen | |
1889-1928
| Maria Elli Haardt | |
| *: | 2 Sep 1889 |
| D-Bochum-Stiepel | |
| +: | 1928 |
| D-Waldbroel | |
|
| Gustav H e i n r i c h Julius Haardt | |
| *: | 25 Jun 1864 |
| D-Bochum-Stiepel | |
1867-
| Maria Fuldner | |
| *: | 17 Mrz 1867 |
| D-Hattingen | |
| oo: | 28 Apr 1888 |
| D-Bochum-Stiepel | |
