

| Heinrich Hubert Grass | |
| *: | 26 Jun 1861 |
| Angelsdorf, Elsdorf, (DE) | |
| +: | 16 Sep 1945 |
| Düren, (DE) | |
| Maria Catharina Schummers | |
| *: | 17 Sep 1865 |
| Eupen, (BE) | |
| oo: | 17 Jun 1890 |
| ≟, Eupen, (BE) | |
| +: | 28 Mrz 1931 |
| Friedrich Wilhelm Grass | |
| *: | 18 Apr 1828 |
| Angelsdorf, Elsdorf, (DE) | |
| +: | 24 Apr 1893 |
| Angelsdorf, Elsdorf, (DE) | |
| Anna Gertrude Bürvenich | |
| oo: | 20 Aug 1857 |
| ≟, Angelsdorf, (DE) | |
| Bartholomäus Grass | |
| *: | 22 Jun 1784 |
| Angelsdorf, Elsdorf, (DE) | |
| +: | 8 Okt 1837 |
| Anna Catharina Habrich | |
| oo: | 5 Okt 1826 |
|
| Matthias Grass | |
| *: | 13 Apr 1744 |
| Buir, Kerpen, (DE) | |
| +: | 31 Okt 1815 |
| Angelsdorf, Elsdorf, (DE) | |
| Elisabeth Nix | |
| oo: | 4 Apr 1784 |