| Heckmann, Charlotte Marie Doris Sophie | Lüders | Heckmann Fritz Hermann Adolf | 1929 |
| Heckmann, Diedrich Eduard Albrecht | 1960 | ||
| Heckmann, Diedrich Friedrich Heinrich | 1911 | ||
| Heckmann, Dorothee Sophie | Borstelmann | Heckmann Fritz Hermann Adolf | 1963 |
| Heckmann, Else Johanna | Behrends | Heckmann Erich Heinz | 1975 |
| Heckmann, Fritz Hermann Adolf | 1946 | ||
| Heckmann, Gesine Hinrike | Hashagen | Heckmann Friedrich Heinrich Christoph | 1971 |
| Heckmann, Günter Friedrich | 1952 | ||
| Heckmann, Heinrich | 1930 | ||
| Heckmann, Hugo Otto | 1956 | ||
| Heckmann, Joh. Gerh. Jacob | 1894 | ||
| Heckmann, Joseph | 1875 | ||
| Heckmann, Joseph | 1960 | ||
| Heckmann, Karl Franz Heinrich Georg | 1957 | ||
| Heckmann, Kunigunde | 1972 | ||
| Heckmann, Rob.Aug. | Heckmann gen Lehde Chr.ph Heinr. Wilh. | 1886 |