| Hartz, | 1884 | Bremen | |
| Hartz, Alma | 1914 | Bremen 1 | |
| Hartz, Bernhard Friedrich Hermann | 1938 | Bremen 1 | |
| Hartz, Carl Louis | 1908 | Bremen 1 | |
| Hartz, Caroline Gesine Anna | 1921 | Bremen 1 | |
| Hartz, Emma Marie | 1938 | Bremen 1 | |
| Hartz, Georg Friedrich | 1939 | Bremen-Mitte | |
| Hartz, Georg Heinrich Johann | 1927 | Bremen 1 | |
| Hartz, Georg Heinrich Johann | 1904 | Bremen 1 | |
| Hartz, Gustav Friedrich Theodor | 1933 | Bremen 1 | |
| Hartz, Heinrich Antonius | 1942 | Bremen-Blumenthal | |
| Hartz, Heinrich August Peter | 1937 | Lesum | |
| Hartz, Ida Magd. Kath. | 1913 | Bremen 1 | |
| Hartz, Johann Heinrich | 1933 | Bremen 1 | |
| Hartz, Julie Pauline Lilly | 1924 | Bremen 1 | |
| Hartz, Julius Reinhard Diedrich | 1897 | Bremen | |
| Hartz, Karl Hermann Heinrich | 1940 | Bremen-Vegesack | |
| Hartz, Katharina Gertrud | 1938 | Freie Hansestadt Bremen | |
| Hartz, Katharine | 1929 | Bremen 1 | |
| Hartz, Marg. Marie | 1927 | Bremen 1 | |
| Hartz, Marie Christine Henriette | 1906 | Bremen 1 | |
| Hartz, Marie Ida Emma Johanne | Oemick | 1931 | Bremen 1 |
| Hartz, Theodor Hermann | 1893 | Bremen | |
| Hartz, Walter Emil Heinrich | 1932 | Bremen 1 | |
| Hartz, Wübke Peters | 1876 | Bremen |