

| Maria Josepha Olefs | |
| *: | 8 Apr 1860 |
| Langerwehe, (DE) | |
| Adam Josef Olefs | |
| *: | 15 Jan 1872 |
| Langerwehe, (DE) | |
|
| Maria Christine Kaulen | |
| *: | 23 Apr 1838 |
| Langerwehe, (DE) | |
| +: | 10 Mai 1909 |
| Langerwehe, (DE) | |
| Matthias Josef Olefs | |
| *: | 6 Feb 1820 |
| Derichsweiler, Düren, (DE) | |
| +: | 27 Nov 1871 |
| Langerwehe, (DE) | |