| Kolkmann, Anna Wilhelmine | 1905 | Blumenthal | |
| Kolkmann, Bertha Theodora | 1903 | Blumenthal | |
| Kolkmann, Karl Gustav | 1910 | Blumenthal | |
| Kolkmann, Maria Meta | 1908 | Blumenthal | |
| Kolkmann, Theodor Heinrich | Klaus | 1912 | Blumenthal |
| Kolkmann, Gretchen Weerdine | Pastoor | 1902 | Bremen |
| Kolkmann, Annemarie Wilhelmine Johanne | Lanversiek | 1909 | Bremen 1 |
| Kolkmann, artha Wilhelmine Marie Dora | Lanversiek | 1906 | Bremen 1 |
| Kolkmann, Hanna Elise Gerhardine | Pastoor | 1909 | Bremen 1 |
| Kolkmann, Waart Bernhard August | Pastoor | 1905 | Bremen 1 |
| Kolkmann, Wilhelm Paul Gerhard | Pastoor | 1904 | Bremen 1 |