

![]() | Wilhelm Robrock |
| Wilhelm Robrock | |
| *: | 23 Aug 1852 |
| Schönthal, Langerwehe, (DE) | |
| +: | 29 Jan 1934 |
| Langerwehe, (DE) | |
![]() | Anna Catharina Schröder |
| Anna Catharina Schröder | |
| *: | 30 Okt 1855 |
| Stütgerloch, Langerwehe, (DE) | |
![]() | Johannes Peter Robrouk |
| Johannes Peter Robrouk | |
| *: | 3 Feb 1828 |
| Heerlen, Limburg, (NL) | |
![]() | Anna Catharina Merken |
| Anna Catharina Merken | |
| *: | 5 Okt 1833 |
| Langerwehe, (DE) | |