| Flottmann, Johann Karl Diedrich Wilhelm | 1922 | Bremen 1 | |
| Flottmann, Lina Grethe Johanne Anna | 1923 | Bremen 1 | |
| Flottmann, Luise Dorothee Marie Sophie | 1917 | Bremen 1 | |
| Flottmann, Marg. Marie Johanne Charlotte | 1931 | Bremen 1 | |
| Flottmann, Marie Anny Meta | 1934 | Bremen 3 / 2 (Gröpelingen) | |
| Flottmann, Wilh. Ad. Heinr. Ed. | 1919 | Bremen 1 | |
| Flottmann, Wilhelm Adolf Henrich Eduard | 1929 | Bremen 1 | |
| Flottmann, Wilhelmine Henriette | 1920 | Bremen 1 | |
| Flottmann, Wilhelmine Lina Henriette Frieda | 1922 | Bremen 1 |