| Wittkowski, Agathe | 1910 | Bremen 1 | |
| Wittkowski, Anna Ida Aug. | 1930 | Bremen 1 | |
| Wittkowski, August | 1907 | Fähr | |
| Wittkowski, Auguste | 1906 | Bremen 4 (Walle) | |
| Wittkowski, Barbara | 1907 | Bremen 2 (Hastedt) | |
| Wittkowski, Bertha | 1938 | Aumund | |
| Wittkowski, Erich Willi Julius | 1930 | Bremen 1 | |
| Wittkowski, Felix Ferdinand | 1939 | Freie Hansestadt Bremen | |
| Wittkowski, Felix Ferdinand | 1931 | Bremen 1 | |
| Wittkowski, Friedrich | 1920 | Bremen 5 (Gröpelingen) | |
| Wittkowski, Friedrich Wilhelm | 1920 | Bremen 5 (Gröpelingen) | |
| Wittkowski, Lotte | 1908 | Grohn | |
| Wittkowski, Stanislaus | 1899 | Schwachhausen | |
| Wittkowski, Wilhelmine | 1910 | Aumund II |