| Mersmann, Adelheid | Wiechmann | 1897 | Habenhausen |
| Mersmann, Bernhard | 1891 | Habenhausen | |
| Mersmann, Bernhard Wilhelm | 1934 | Bremen 1 | |
| Mersmann, Bernhardine Rosa Marie | 1927 | Bremen 1 | |
| Mersmann, Ella | 1929 | Bremen 1 | |
| Mersmann, Friedrich Bernhard Wilhelm | 1941 | Bremen-Mitte | |
| Mersmann, Gerrit | 1910 | Bremen 1 | |
| Mersmann, Helena | 1935 | Bremen 1 | |
| Mersmann, Hermann | 1902 | Bremen 1 | |
| Mersmann, Joh.a Wilh.e | 1927 | Bremen 1 |