| Mergard, Anna Margarethe Marie | Hadeler | Mergard Heinrich | 1919 |
| Mergard, Charlotte | 1895 | ||
| Mergard, Charlotte | Mergard Georg | 1911 | |
| Mergard, Diedrich Gerd Georg | 1923 | ||
| Mergard, Dorothee Margar. | Mergard Diedr. Gerd Georg | 1890 | |
| Mergard, Elisabeth | Mergard Georg | 1921 | |
| Mergard, Erika | Mergard Heinrich Wilhelm | 1927 | |
| Mergard, Georg | Mergard Heinrich | 1878 | |
| Mergard, Georg | 1963 | ||
| Mergard, Georg | Mergard Georg | 1912 | |
| Mergard, Gretchen | Mergard Diedr. Gerd Georg | 1888 | |
| Mergard, Gustav | 1966 | ||
| Mergard, Heinrich | 1909 | ||
| Mergard, Heinrich | 1930 | ||
| Mergard, Helmut Heinrich August | 1948 | ||
| Mergard, Magdalena Maria Ida | Fröhlich | Mergard Gustav | 1968 |
| Mergard, Marg. | Mergard Heinr. | 1880 | |
| Mergard, Margarete Sophie | Schröder | Mergard Diedrich Gerd Georg | 1954 |
| Mergard, Margarethe | Mergard Heinrich | 1914 | |
| Mergard, Marie | 1917 | ||
| Mergard, Thecla | Kamysz | Mergard Georg | 1963 |
| Mergard, Wilhelm | 1946 | ||
| Mergard, Wilhelmine Meta Friederike | Dormann | Mergard Heinrich | 1940 |