ca. 1914-1945
| Hermanus Heinrich Johannus Lammers | |
| G: | ca. 1914 |
| Nieuwe Pekela, Groningen | |
| O: | 16 apr 1945 |
| Nieuwe Pekela, Groningen | |
1875-1947
| Gerhard Hendrik Lammers | |
| G: | 26 sep 1875 |
| Nieuwe Pekela, Groningen | |
| O: | 13 jan 1947 |
| Winschoten, Groningen | |
1888-1956
| Maria Helena Jozephine Bulder | |
| G: | 17 jun 1888 |
| Oosterdiep, Veendam, Groningen | |
| H: | 21 jun 1910 |
| Nieuwe Pekela, Groningen | |
| O: | 8 feb 1956 |