| Theodor Hubert Pierre Maassen |
| Theodor Hubert Pierre Maassen | |
| G: | 5 jan 1884 |
| Venlo | |
| O: | 1959 |
| Venlo | |
| Maria Catharina Hubertina Martens |
| Maria Catharina Hubertina Martens | |
| G: | ca. 1884 |
| Venlo | |
| H: | 20 jul 1903 |
| Venlo | |
| O: | 1955 |
| Venlo | |
| Theodoor Maassen |
| Theodoor Maassen | |
| G: | 31 aug 1852 |
| Weert | |
| O: | 21 mrt 1908 |
| Venlo | |
| Anna Gertrudis Seetsen |
| Anna Gertrudis Seetsen | |
| G: | 7 okt 1841 |
| Venlo | |
| H: | 9 apr 1872 |
| Venlo | |
| O: | Ja, datum echter onbekend |
| Petrus Maassen |
| Petrus Maassen | |
| G: | 5 jul 1828 |
| Berlicum | |
| O: | 1883 |
| Geertrui Swakhoven |
| Geertrui Swakhoven | |
| G: | 1831 |
| O: | 1883 |
| Pieter Maassen |
| Pieter Maassen | |
| G: | 1791 |
| Gassel | |
| O: | 1863 |
| Blerick | |
| Petronella van Hijnsbergen |
| Petronella van Hijnsbergen | |
| G: | 1803 |
| Berlicum | |
| H: | 1822 |
| Gassel | |
| O: | 1859 |
| Schaijk | |