| Wittgrefe, Anna Marie C. | 1890 | Bremen | |
| Wittgrefe, Aug. Herm. Konr. | 1920 | Bremen 1 | |
| Wittgrefe, August Diedrich | 1927 | Bremen 1 | |
| Wittgrefe, August Kord | 1935 | Bremen 1 | |
| Wittgrefe, Friedr. Heinr. | 1892 | Bremen | |
| Wittgrefe, Heinr. Christian Conrad | 1919 | Bremen 1 | |
| Wittgrefe, Heinrich Friedrich | 1926 | Bremen 1 | |
| Wittgrefe, Helene Elise Marie | 1935 | Bremen 1 | |
| Wittgrefe, Josephine Sophie Marie | 1910 | Bremen 1 | |
| Wittgrefe, Karoline Soph. A. | 1892 | Bremen | |
| Wittgrefe, Konr. Dietrich Wilh. | 1889 | Bremen | |
| Wittgrefe, Margarethe Sophie Marie | 1920 | Bremen 1 | |
| Wittgrefe, Marie Charlotte Doris | 1919 | Bremen 1 | |
| Wittgrefe, Marie Karoline | 1907 | Bremen 1 | |
| Wittgrefe, Sophie Amalie Anna | 1919 | Bremen 1 | |
| Wittgrefe, Sophie Berta Annemarie | 1939 | Freie Hansestadt Bremen | |
| Wittgrefe, Wilh.ne Helene Marie | Müller | 1901 | Bremen |
| Wittgrefe, Wilhelm Diedrich Otto | 1933 | Bremen 1 | |
| Wittgrefe, Wilhelm Friedr. Heinrich | 1916 | Bremen 1 |