| Haak, Alma Elise Auguste | Bargmann | 1909 | Bremen 1 |
| Haak, Anni Marg. | 1930 | Bremen 1 | |
| Haak, Berendine Wilhelmine | 1899 | Bremen | |
| Haak, Fritz Gustav | 1939 | Freie Hansestadt Bremen | |
| Haak, Jenny Marie Luise | 1933 | Bremen 2 (Hastedt) | |
| Haak, Johann Carl | 1942 | Bremen-Mitte | |
| Haak, Johann Carl | 1931 | Bremen 1 | |
| Haak, Johannes | 1926 | Bremen 1 | |
| Haak, Käthe Gesine Maria | 1927 | Bremen 1 | |
| Haak, Mathilde Johanne Caroline | Zillmann | 1928 | Bremen 1 |
| Haak, Paul Otto Emil | 1922 | Bremen 1 | |
| Haak, Paul Wilhelm | 1924 | Bremen 2 (Hastedt) | |
| Haak, Sjoukeline Berendine | 1899 | Bremen | |
| Haak, Waltraud Margot Grete | 1939 | Freie Hansestadt Bremen | |
| Haak, Wilhelm Johann | 1935 | Bremen 1 | |
| Haak, Wilhelm Julius Ernst | 1911 | Bremen 1 |