

| Peter Josef Koof | |
| *: | 23 Jan 1899 |
| Heistern, Langerwehe, (DE) | |
| Josephine Moenner | |
| *: | CIR 1900 |
| oo: | ≟, Mausbach, (DE) |
| Helene Esser | |
| *: | 24 Feb 1869 |
| Heistern, Langerwehe, (DE) | |
| +: | 9 Aug 1945 |
| Heistern, Langerwehe, (DE) | |
| Franz Koof | |
| *: | 9 Sep 1870 |
| Birkesdorf, Düren, (DE) | |
| oo: | 27 Mai 1894 |
| Wenau, Langerwehe, (DE) | |
| +: | 4 Aug 1942 |
| Wenau, Langerwehe, (DE) | |