| Heckel, Antoinette Aug.e | Tadelsen, von | Heckel Louis | 1885 |
| Heckel, Bertha Anna | Richter | Heckel Max Heinrich | 1964 |
| Heckel, Catharina Elisab. | Ortstadt | Heckel Ludwig | 1894 |
| Heckel, Dörte | Eckel | Heckel Heinrich Peter | 1970 |
| Heckel, Emma Bertha | Decho | Heckel Walter Karl Artur | 1965 |
| Heckel, Hans | 1927 | ||
| Heckel, Karl | 1960 | ||
| Heckel, Klaus Dieter | Heckel Walter Hugo Karl | 1949 | |
| Heckel, Louis | 1896 | ||
| Heckel, Margarethe Helene | Sohn | Heckel Ingurt Max | 1958 |
| Heckel, Martha Anna | Beyer | Heckel Karl | 1969 |